Home / 47,712,952.20-71,569,428.30-40,322,641.80

Finding the Fourth Proportional to 47,712,952.20, 71,569,428.30 and 40,322,641.80

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Solution

The fourth proportional to 47,712,952.20, 71,569,428.30 and 40,322,641.80 is: 60,483,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,712,952.20 : 71,569,428.30 = 40,322,641.80 : x
  2. Step 2: Convert to fraction form
    47,712,952.20/71,569,428.30 = 40,322,641.80/x
  3. Step 3: Cross multiply
    47,712,952.20x = 71,569,428.30 × 40,322,641.80
  4. Step 4: Simplify right side
    47,712,952.20x = 2,885,868,421,171,682.50
  5. Step 5: Solve for x
    x = 2,885,868,421,171,682.50/47,712,952.20
  6. Step 6: Final answer
    x = 60,483,962.70

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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.