Home / 82,440,980.18-123,665,447.17-27,107,590.07

Finding the Fourth Proportional to 82,440,980.18, 123,665,447.17 and 27,107,590.07

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Solution

The fourth proportional to 82,440,980.18, 123,665,447.17 and 27,107,590.07 is: 40,662,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,440,980.18 : 123,665,447.17 = 27,107,590.07 : x
  2. Step 2: Convert to fraction form
    82,440,980.18/123,665,447.17 = 27,107,590.07/x
  3. Step 3: Cross multiply
    82,440,980.18x = 123,665,447.17 × 27,107,590.07
  4. Step 4: Simplify right side
    82,440,980.18x = 3,352,272,248,330,706.50
  5. Step 5: Solve for x
    x = 3,352,272,248,330,706.50/82,440,980.18
  6. Step 6: Final answer
    x = 40,662,692.77

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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.