Home / 7,244,520.30-10,866,780.45-3,885,288.30

Finding the Fourth Proportional to 7,244,520.30, 10,866,780.45 and 3,885,288.30

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Solution

The fourth proportional to 7,244,520.30, 10,866,780.45 and 3,885,288.30 is: 5,827,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,520.30 : 10,866,780.45 = 3,885,288.30 : x
  2. Step 2: Convert to fraction form
    7,244,520.30/10,866,780.45 = 3,885,288.30/x
  3. Step 3: Cross multiply
    7,244,520.30x = 10,866,780.45 × 3,885,288.30
  4. Step 4: Simplify right side
    7,244,520.30x = 42,220,574,941,053.73
  5. Step 5: Solve for x
    x = 42,220,574,941,053.73/7,244,520.30
  6. Step 6: Final answer
    x = 5,827,932.45

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Double scale
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Similar ratio
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1.5x scale

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.