Home / 10,777,892.80-16,166,839.20-9,715,010.80

Finding the Fourth Proportional to 10,777,892.80, 16,166,839.20 and 9,715,010.80

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Solution

The fourth proportional to 10,777,892.80, 16,166,839.20 and 9,715,010.80 is: 14,572,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,892.80 : 16,166,839.20 = 9,715,010.80 : x
  2. Step 2: Convert to fraction form
    10,777,892.80/16,166,839.20 = 9,715,010.80/x
  3. Step 3: Cross multiply
    10,777,892.80x = 16,166,839.20 × 9,715,010.80
  4. Step 4: Simplify right side
    10,777,892.80x = 157,061,017,429,863.38
  5. Step 5: Solve for x
    x = 157,061,017,429,863.38/10,777,892.80
  6. Step 6: Final answer
    x = 14,572,516.20

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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.