Home / 31,838,932.80-47,767,769.28-10,273,129.92

Finding the Fourth Proportional to 31,838,932.80, 47,767,769.28 and 10,273,129.92

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Solution

The fourth proportional to 31,838,932.80, 47,767,769.28 and 10,273,129.92 is: 15,412,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,838,932.80 : 47,767,769.28 = 10,273,129.92 : x
  2. Step 2: Convert to fraction form
    31,838,932.80/47,767,769.28 = 10,273,129.92/x
  3. Step 3: Cross multiply
    31,838,932.80x = 47,767,769.28 × 10,273,129.92
  4. Step 4: Simplify right side
    31,838,932.80x = 490,724,499,802,024.88
  5. Step 5: Solve for x
    x = 490,724,499,802,024.88/31,838,932.80
  6. Step 6: Final answer
    x = 15,412,718.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.