Home / 12,642,956.28-17,447,279.31-6,841,737.97

Finding the Fourth Proportional to 12,642,956.28, 17,447,279.31 and 6,841,737.97

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Solution

The fourth proportional to 12,642,956.28, 17,447,279.31 and 6,841,737.97 is: 9,441,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,956.28 : 17,447,279.31 = 6,841,737.97 : x
  2. Step 2: Convert to fraction form
    12,642,956.28/17,447,279.31 = 6,841,737.97/x
  3. Step 3: Cross multiply
    12,642,956.28x = 17,447,279.31 × 6,841,737.97
  4. Step 4: Simplify right side
    12,642,956.28x = 119,369,713,284,804.20
  5. Step 5: Solve for x
    x = 119,369,713,284,804.20/12,642,956.28
  6. Step 6: Final answer
    x = 9,441,598.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.