Home / 47,934,379.80-71,936,999.10-31,754,953.80

Finding the Fourth Proportional to 47,934,379.80, 71,936,999.10 and 31,754,953.80

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Solution

The fourth proportional to 47,934,379.80, 71,936,999.10 and 31,754,953.80 is: 47,655,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934,379.80 : 71,936,999.10 = 31,754,953.80 : x
  2. Step 2: Convert to fraction form
    47,934,379.80/71,936,999.10 = 31,754,953.80/x
  3. Step 3: Cross multiply
    47,934,379.80x = 71,936,999.10 × 31,754,953.80
  4. Step 4: Simplify right side
    47,934,379.80x = 2,284,356,082,931,141.50
  5. Step 5: Solve for x
    x = 2,284,356,082,931,141.50/47,934,379.80
  6. Step 6: Final answer
    x = 47,655,901.51

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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.