Home / 8,376,065.40-12,564,098.10-2,990,796.60

Finding the Fourth Proportional to 8,376,065.40, 12,564,098.10 and 2,990,796.60

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Solution

The fourth proportional to 8,376,065.40, 12,564,098.10 and 2,990,796.60 is: 4,486,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376,065.40 : 12,564,098.10 = 2,990,796.60 : x
  2. Step 2: Convert to fraction form
    8,376,065.40/12,564,098.10 = 2,990,796.60/x
  3. Step 3: Cross multiply
    8,376,065.40x = 12,564,098.10 × 2,990,796.60
  4. Step 4: Simplify right side
    8,376,065.40x = 37,576,661,879,546.46
  5. Step 5: Solve for x
    x = 37,576,661,879,546.46/8,376,065.40
  6. Step 6: Final answer
    x = 4,486,194.90

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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.