Home / 71,521,118.21-107,297,669.45-26,082,912.71

Finding the Fourth Proportional to 71,521,118.21, 107,297,669.45 and 26,082,912.71

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Solution

The fourth proportional to 71,521,118.21, 107,297,669.45 and 26,082,912.71 is: 39,130,201.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,521,118.21 : 107,297,669.45 = 26,082,912.71 : x
  2. Step 2: Convert to fraction form
    71,521,118.21/107,297,669.45 = 26,082,912.71/x
  3. Step 3: Cross multiply
    71,521,118.21x = 107,297,669.45 × 26,082,912.71
  4. Step 4: Simplify right side
    71,521,118.21x = 2,798,635,746,250,784
  5. Step 5: Solve for x
    x = 2,798,635,746,250,784/71,521,118.21
  6. Step 6: Final answer
    x = 39,130,201.21

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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.