Home / 18,764,032.38-28,164,249.20-9,055,477.70

Finding the Fourth Proportional to 18,764,032.38, 28,164,249.20 and 9,055,477.70

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Solution

The fourth proportional to 18,764,032.38, 28,164,249.20 and 9,055,477.70 is: 13,592,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764,032.38 : 28,164,249.20 = 9,055,477.70 : x
  2. Step 2: Convert to fraction form
    18,764,032.38/28,164,249.20 = 9,055,477.70/x
  3. Step 3: Cross multiply
    18,764,032.38x = 28,164,249.20 × 9,055,477.70
  4. Step 4: Simplify right side
    18,764,032.38x = 255,040,730,567,842.81
  5. Step 5: Solve for x
    x = 255,040,730,567,842.81/18,764,032.38
  6. Step 6: Final answer
    x = 13,592,000.13

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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.