Home / 28,086,400.80-42,129,601.20-24,839,143.20

Finding the Fourth Proportional to 28,086,400.80, 42,129,601.20 and 24,839,143.20

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Solution

The fourth proportional to 28,086,400.80, 42,129,601.20 and 24,839,143.20 is: 37,258,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,086,400.80 : 42,129,601.20 = 24,839,143.20 : x
  2. Step 2: Convert to fraction form
    28,086,400.80/42,129,601.20 = 24,839,143.20/x
  3. Step 3: Cross multiply
    28,086,400.80x = 42,129,601.20 × 24,839,143.20
  4. Step 4: Simplify right side
    28,086,400.80x = 1,046,463,197,165,691.88
  5. Step 5: Solve for x
    x = 1,046,463,197,165,691.88/28,086,400.80
  6. Step 6: Final answer
    x = 37,258,714.80

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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.