Home / 10,198,044.54-14,074,318.11-7,615,241.28

Finding the Fourth Proportional to 10,198,044.54, 14,074,318.11 and 7,615,241.28

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Solution

The fourth proportional to 10,198,044.54, 14,074,318.11 and 7,615,241.28 is: 10,509,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198,044.54 : 14,074,318.11 = 7,615,241.28 : x
  2. Step 2: Convert to fraction form
    10,198,044.54/14,074,318.11 = 7,615,241.28/x
  3. Step 3: Cross multiply
    10,198,044.54x = 14,074,318.11 × 7,615,241.28
  4. Step 4: Simplify right side
    10,198,044.54x = 107,179,328,259,123.58
  5. Step 5: Solve for x
    x = 107,179,328,259,123.58/10,198,044.54
  6. Step 6: Final answer
    x = 10,509,792.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.