Home / 31,257,027.02-43,134,126.38-17,318,331.28

Finding the Fourth Proportional to 31,257,027.02, 43,134,126.38 and 17,318,331.28

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Solution

The fourth proportional to 31,257,027.02, 43,134,126.38 and 17,318,331.28 is: 23,898,980.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,257,027.02 : 43,134,126.38 = 17,318,331.28 : x
  2. Step 2: Convert to fraction form
    31,257,027.02/43,134,126.38 = 17,318,331.28/x
  3. Step 3: Cross multiply
    31,257,027.02x = 43,134,126.38 × 17,318,331.28
  4. Step 4: Simplify right side
    31,257,027.02x = 747,011,090,122,227.25
  5. Step 5: Solve for x
    x = 747,011,090,122,227.25/31,257,027.02
  6. Step 6: Final answer
    x = 23,898,980.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.