Home / 39,495,643.72-54,490,787.86-22,972,260.76

Finding the Fourth Proportional to 39,495,643.72, 54,490,787.86 and 22,972,260.76

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Solution

The fourth proportional to 39,495,643.72, 54,490,787.86 and 22,972,260.76 is: 31,694,041.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,495,643.72 : 54,490,787.86 = 22,972,260.76 : x
  2. Step 2: Convert to fraction form
    39,495,643.72/54,490,787.86 = 22,972,260.76/x
  3. Step 3: Cross multiply
    39,495,643.72x = 54,490,787.86 × 22,972,260.76
  4. Step 4: Simplify right side
    39,495,643.72x = 1,251,776,587,587,177.75
  5. Step 5: Solve for x
    x = 1,251,776,587,587,177.75/39,495,643.72
  6. Step 6: Final answer
    x = 31,694,041.91

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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.