Home / 55,248,532.20-82,872,798.30-18,844,823.70

Finding the Fourth Proportional to 55,248,532.20, 82,872,798.30 and 18,844,823.70

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Solution

The fourth proportional to 55,248,532.20, 82,872,798.30 and 18,844,823.70 is: 28,267,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248,532.20 : 82,872,798.30 = 18,844,823.70 : x
  2. Step 2: Convert to fraction form
    55,248,532.20/82,872,798.30 = 18,844,823.70/x
  3. Step 3: Cross multiply
    55,248,532.20x = 82,872,798.30 × 18,844,823.70
  4. Step 4: Simplify right side
    55,248,532.20x = 1,561,723,273,489,159.50
  5. Step 5: Solve for x
    x = 1,561,723,273,489,159.50/55,248,532.20
  6. Step 6: Final answer
    x = 28,267,235.55

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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.