Home / 36,288,003.10-54,432,004.65-20,982,502.30

Finding the Fourth Proportional to 36,288,003.10, 54,432,004.65 and 20,982,502.30

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Solution

The fourth proportional to 36,288,003.10, 54,432,004.65 and 20,982,502.30 is: 31,473,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288,003.10 : 54,432,004.65 = 20,982,502.30 : x
  2. Step 2: Convert to fraction form
    36,288,003.10/54,432,004.65 = 20,982,502.30/x
  3. Step 3: Cross multiply
    36,288,003.10x = 54,432,004.65 × 20,982,502.30
  4. Step 4: Simplify right side
    36,288,003.10x = 1,142,119,662,762,235.75
  5. Step 5: Solve for x
    x = 1,142,119,662,762,235.75/36,288,003.10
  6. Step 6: Final answer
    x = 31,473,753.45

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Double scale
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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.