Home / 74,379,731.60-111,569,597.40-62,475,453.20

Finding the Fourth Proportional to 74,379,731.60, 111,569,597.40 and 62,475,453.20

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Solution

The fourth proportional to 74,379,731.60, 111,569,597.40 and 62,475,453.20 is: 93,713,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,379,731.60 : 111,569,597.40 = 62,475,453.20 : x
  2. Step 2: Convert to fraction form
    74,379,731.60/111,569,597.40 = 62,475,453.20/x
  3. Step 3: Cross multiply
    74,379,731.60x = 111,569,597.40 × 62,475,453.20
  4. Step 4: Simplify right side
    74,379,731.60x = 6,970,361,160,906,542
  5. Step 5: Solve for x
    x = 6,970,361,160,906,542/74,379,731.60
  6. Step 6: Final answer
    x = 93,713,179.80

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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.