Home / 52,872,006.52-72,963,956.91-29,352,133.72

Finding the Fourth Proportional to 52,872,006.52, 72,963,956.91 and 29,352,133.72

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Solution

The fourth proportional to 52,872,006.52, 72,963,956.91 and 29,352,133.72 is: 40,506,270.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872,006.52 : 72,963,956.91 = 29,352,133.72 : x
  2. Step 2: Convert to fraction form
    52,872,006.52/72,963,956.91 = 29,352,133.72/x
  3. Step 3: Cross multiply
    52,872,006.52x = 72,963,956.91 × 29,352,133.72
  4. Step 4: Simplify right side
    52,872,006.52x = 2,141,647,819,962,637.75
  5. Step 5: Solve for x
    x = 2,141,647,819,962,637.75/52,872,006.52
  6. Step 6: Final answer
    x = 40,506,270.92

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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.