Home / 47,389,620.30-71,084,430.45-39,736,869.90

Finding the Fourth Proportional to 47,389,620.30, 71,084,430.45 and 39,736,869.90

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Solution

The fourth proportional to 47,389,620.30, 71,084,430.45 and 39,736,869.90 is: 59,605,304.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389,620.30 : 71,084,430.45 = 39,736,869.90 : x
  2. Step 2: Convert to fraction form
    47,389,620.30/71,084,430.45 = 39,736,869.90/x
  3. Step 3: Cross multiply
    47,389,620.30x = 71,084,430.45 × 39,736,869.90
  4. Step 4: Simplify right side
    47,389,620.30x = 2,824,672,764,707,248.50
  5. Step 5: Solve for x
    x = 2,824,672,764,707,248.50/47,389,620.30
  6. Step 6: Final answer
    x = 59,605,304.85

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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.