Home / 12,695,342.15-17,519,517.38-6,894,076.07

Finding the Fourth Proportional to 12,695,342.15, 17,519,517.38 and 6,894,076.07

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Solution

The fourth proportional to 12,695,342.15, 17,519,517.38 and 6,894,076.07 is: 9,513,795.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,342.15 : 17,519,517.38 = 6,894,076.07 : x
  2. Step 2: Convert to fraction form
    12,695,342.15/17,519,517.38 = 6,894,076.07/x
  3. Step 3: Cross multiply
    12,695,342.15x = 17,519,517.38 × 6,894,076.07
  4. Step 4: Simplify right side
    12,695,342.15x = 120,780,885,527,407.09
  5. Step 5: Solve for x
    x = 120,780,885,527,407.09/12,695,342.15
  6. Step 6: Final answer
    x = 9,513,795.23

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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.