Home / 8,624,087.40-12,936,131.10-5,936,701.80

Finding the Fourth Proportional to 8,624,087.40, 12,936,131.10 and 5,936,701.80

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Solution

The fourth proportional to 8,624,087.40, 12,936,131.10 and 5,936,701.80 is: 8,905,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624,087.40 : 12,936,131.10 = 5,936,701.80 : x
  2. Step 2: Convert to fraction form
    8,624,087.40/12,936,131.10 = 5,936,701.80/x
  3. Step 3: Cross multiply
    8,624,087.40x = 12,936,131.10 × 5,936,701.80
  4. Step 4: Simplify right side
    8,624,087.40x = 76,797,952,786,405.97
  5. Step 5: Solve for x
    x = 76,797,952,786,405.97/8,624,087.40
  6. Step 6: Final answer
    x = 8,905,052.70

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Double scale
Find fourth proportional to 8,624,088.40, 12,936,132.60 and 5,936,702.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.