Home / 38,688,265.60-57,948,417.60-31,969,801.60

Finding the Fourth Proportional to 38,688,265.60, 57,948,417.60 and 31,969,801.60

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Solution

The fourth proportional to 38,688,265.60, 57,948,417.60 and 31,969,801.60 is: 47,885,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,688,265.60 : 57,948,417.60 = 31,969,801.60 : x
  2. Step 2: Convert to fraction form
    38,688,265.60/57,948,417.60 = 31,969,801.60/x
  3. Step 3: Cross multiply
    38,688,265.60x = 57,948,417.60 × 31,969,801.60
  4. Step 4: Simplify right side
    38,688,265.60x = 1,852,599,413,705,948.25
  5. Step 5: Solve for x
    x = 1,852,599,413,705,948.25/38,688,265.60
  6. Step 6: Final answer
    x = 47,885,305.40

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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.