Home / 19,520,082-29,273,367.90-8,002,279.32

Finding the Fourth Proportional to 19,520,082, 29,273,367.90 and 8,002,279.32

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Solution

The fourth proportional to 19,520,082, 29,273,367.90 and 8,002,279.32 is: 12,000,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,082 : 29,273,367.90 = 8,002,279.32 : x
  2. Step 2: Convert to fraction form
    19,520,082/29,273,367.90 = 8,002,279.32/x
  3. Step 3: Cross multiply
    19,520,082x = 29,273,367.90 × 8,002,279.32
  4. Step 4: Simplify right side
    19,520,082x = 234,253,666,572,921.81
  5. Step 5: Solve for x
    x = 234,253,666,572,921.81/19,520,082
  6. Step 6: Final answer
    x = 12,000,649.72

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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.