Home / 71,521,123.30-107,297,677.10-26,082,917.80

Finding the Fourth Proportional to 71,521,123.30, 107,297,677.10 and 26,082,917.80

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Solution

The fourth proportional to 71,521,123.30, 107,297,677.10 and 26,082,917.80 is: 39,130,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,521,123.30 : 107,297,677.10 = 26,082,917.80 : x
  2. Step 2: Convert to fraction form
    71,521,123.30/107,297,677.10 = 26,082,917.80/x
  3. Step 3: Cross multiply
    71,521,123.30x = 107,297,677.10 × 26,082,917.80
  4. Step 4: Simplify right side
    71,521,123.30x = 2,798,636,491,930,242.50
  5. Step 5: Solve for x
    x = 2,798,636,491,930,242.50/71,521,123.30
  6. Step 6: Final answer
    x = 39,130,208.85

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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.