Home / 20,229,035.70-30,343,553.55-20,087,318.10

Finding the Fourth Proportional to 20,229,035.70, 30,343,553.55 and 20,087,318.10

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Solution

The fourth proportional to 20,229,035.70, 30,343,553.55 and 20,087,318.10 is: 30,130,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229,035.70 : 30,343,553.55 = 20,087,318.10 : x
  2. Step 2: Convert to fraction form
    20,229,035.70/30,343,553.55 = 20,087,318.10/x
  3. Step 3: Cross multiply
    20,229,035.70x = 30,343,553.55 × 20,087,318.10
  4. Step 4: Simplify right side
    20,229,035.70x = 609,520,612,443,234.38
  5. Step 5: Solve for x
    x = 609,520,612,443,234.38/20,229,035.70
  6. Step 6: Final answer
    x = 30,130,977.15

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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.