Home / 74,893,962.90-103,344,717.64-41,398,917.28

Finding the Fourth Proportional to 74,893,962.90, 103,344,717.64 and 41,398,917.28

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Solution

The fourth proportional to 74,893,962.90, 103,344,717.64 and 41,398,917.28 is: 57,125,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,893,962.90 : 103,344,717.64 = 41,398,917.28 : x
  2. Step 2: Convert to fraction form
    74,893,962.90/103,344,717.64 = 41,398,917.28/x
  3. Step 3: Cross multiply
    74,893,962.90x = 103,344,717.64 × 41,398,917.28
  4. Step 4: Simplify right side
    74,893,962.90x = 4,278,359,416,903,317
  5. Step 5: Solve for x
    x = 4,278,359,416,903,317/74,893,962.90
  6. Step 6: Final answer
    x = 57,125,557.94

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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.