Home / 47,341,810.20-71,012,715.30-38,831,755.80

Finding the Fourth Proportional to 47,341,810.20, 71,012,715.30 and 38,831,755.80

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Solution

The fourth proportional to 47,341,810.20, 71,012,715.30 and 38,831,755.80 is: 58,247,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,341,810.20 : 71,012,715.30 = 38,831,755.80 : x
  2. Step 2: Convert to fraction form
    47,341,810.20/71,012,715.30 = 38,831,755.80/x
  3. Step 3: Cross multiply
    47,341,810.20x = 71,012,715.30 × 38,831,755.80
  4. Step 4: Simplify right side
    47,341,810.20x = 2,757,548,419,224,523.50
  5. Step 5: Solve for x
    x = 2,757,548,419,224,523.50/47,341,810.20
  6. Step 6: Final answer
    x = 58,247,633.70

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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.