Home / 12,747,699.32-19,107,713.45-8,369,001.18

Finding the Fourth Proportional to 12,747,699.32, 19,107,713.45 and 8,369,001.18

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Solution

The fourth proportional to 12,747,699.32, 19,107,713.45 and 8,369,001.18 is: 12,544,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,747,699.32 : 19,107,713.45 = 8,369,001.18 : x
  2. Step 2: Convert to fraction form
    12,747,699.32/19,107,713.45 = 8,369,001.18/x
  3. Step 3: Cross multiply
    12,747,699.32x = 19,107,713.45 × 8,369,001.18
  4. Step 4: Simplify right side
    12,747,699.32x = 159,912,476,368,306.88
  5. Step 5: Solve for x
    x = 159,912,476,368,306.88/12,747,699.32
  6. Step 6: Final answer
    x = 12,544,418.60

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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.