Home / 18,452,002.40-27,678,003.60-9,842,658.20

Finding the Fourth Proportional to 18,452,002.40, 27,678,003.60 and 9,842,658.20

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Solution

The fourth proportional to 18,452,002.40, 27,678,003.60 and 9,842,658.20 is: 14,763,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452,002.40 : 27,678,003.60 = 9,842,658.20 : x
  2. Step 2: Convert to fraction form
    18,452,002.40/27,678,003.60 = 9,842,658.20/x
  3. Step 3: Cross multiply
    18,452,002.40x = 27,678,003.60 × 9,842,658.20
  4. Step 4: Simplify right side
    18,452,002.40x = 272,425,129,093,169.50
  5. Step 5: Solve for x
    x = 272,425,129,093,169.50/18,452,002.40
  6. Step 6: Final answer
    x = 14,763,987.30

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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.