Home / 9,785,116.40-14,677,674.60-8,202,603.20

Finding the Fourth Proportional to 9,785,116.40, 14,677,674.60 and 8,202,603.20

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Solution

The fourth proportional to 9,785,116.40, 14,677,674.60 and 8,202,603.20 is: 12,303,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,116.40 : 14,677,674.60 = 8,202,603.20 : x
  2. Step 2: Convert to fraction form
    9,785,116.40/14,677,674.60 = 8,202,603.20/x
  3. Step 3: Cross multiply
    9,785,116.40x = 14,677,674.60 × 8,202,603.20
  4. Step 4: Simplify right side
    9,785,116.40x = 120,395,140,642,518.72
  5. Step 5: Solve for x
    x = 120,395,140,642,518.72/9,785,116.40
  6. Step 6: Final answer
    x = 12,303,904.80

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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.