Home / 31,257,026.02-43,134,125-17,318,330.28

Finding the Fourth Proportional to 31,257,026.02, 43,134,125 and 17,318,330.28

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Solution

The fourth proportional to 31,257,026.02, 43,134,125 and 17,318,330.28 is: 23,898,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,257,026.02 : 43,134,125 = 17,318,330.28 : x
  2. Step 2: Convert to fraction form
    31,257,026.02/43,134,125 = 17,318,330.28/x
  3. Step 3: Cross multiply
    31,257,026.02x = 43,134,125 × 17,318,330.28
  4. Step 4: Simplify right side
    31,257,026.02x = 747,011,023,088,805
  5. Step 5: Solve for x
    x = 747,011,023,088,805/31,257,026.02
  6. Step 6: Final answer
    x = 23,898,979.47

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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.