Home / 48,417,660.80-72,626,491.20-18,121,587.20

Finding the Fourth Proportional to 48,417,660.80, 72,626,491.20 and 18,121,587.20

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Solution

The fourth proportional to 48,417,660.80, 72,626,491.20 and 18,121,587.20 is: 27,182,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,417,660.80 : 72,626,491.20 = 18,121,587.20 : x
  2. Step 2: Convert to fraction form
    48,417,660.80/72,626,491.20 = 18,121,587.20/x
  3. Step 3: Cross multiply
    48,417,660.80x = 72,626,491.20 × 18,121,587.20
  4. Step 4: Simplify right side
    48,417,660.80x = 1,316,107,293,310,832.75
  5. Step 5: Solve for x
    x = 1,316,107,293,310,832.75/48,417,660.80
  6. Step 6: Final answer
    x = 27,182,380.80

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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.