Home / 19,532,062.80-29,277,358.20-9,428,101.20

Finding the Fourth Proportional to 19,532,062.80, 29,277,358.20 and 9,428,101.20

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Solution

The fourth proportional to 19,532,062.80, 29,277,358.20 and 9,428,101.20 is: 14,132,142.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,532,062.80 : 29,277,358.20 = 9,428,101.20 : x
  2. Step 2: Convert to fraction form
    19,532,062.80/29,277,358.20 = 9,428,101.20/x
  3. Step 3: Cross multiply
    19,532,062.80x = 29,277,358.20 × 9,428,101.20
  4. Step 4: Simplify right side
    19,532,062.80x = 276,029,895,978,249.81
  5. Step 5: Solve for x
    x = 276,029,895,978,249.81/19,532,062.80
  6. Step 6: Final answer
    x = 14,132,142.56

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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.