Home / 47,638,863.20-71,458,294.80-29,499,010.40

Finding the Fourth Proportional to 47,638,863.20, 71,458,294.80 and 29,499,010.40

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Solution

The fourth proportional to 47,638,863.20, 71,458,294.80 and 29,499,010.40 is: 44,248,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,638,863.20 : 71,458,294.80 = 29,499,010.40 : x
  2. Step 2: Convert to fraction form
    47,638,863.20/71,458,294.80 = 29,499,010.40/x
  3. Step 3: Cross multiply
    47,638,863.20x = 71,458,294.80 × 29,499,010.40
  4. Step 4: Simplify right side
    47,638,863.20x = 2,107,948,981,471,465.75
  5. Step 5: Solve for x
    x = 2,107,948,981,471,465.75/47,638,863.20
  6. Step 6: Final answer
    x = 44,248,515.60

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1.5x scale

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.