Home / 29,690,731-40,972,542.72-17,300,052.88

Finding the Fourth Proportional to 29,690,731, 40,972,542.72 and 17,300,052.88

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Solution

The fourth proportional to 29,690,731, 40,972,542.72 and 17,300,052.88 is: 23,873,684.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690,731 : 40,972,542.72 = 17,300,052.88 : x
  2. Step 2: Convert to fraction form
    29,690,731/40,972,542.72 = 17,300,052.88/x
  3. Step 3: Cross multiply
    29,690,731x = 40,972,542.72 × 17,300,052.88
  4. Step 4: Simplify right side
    29,690,731x = 708,827,155,684,059
  5. Step 5: Solve for x
    x = 708,827,155,684,059/29,690,731
  6. Step 6: Final answer
    x = 23,873,684.88

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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.