Home / 9,105,805.14-12,566,044.43-4,975,836.78

Finding the Fourth Proportional to 9,105,805.14, 12,566,044.43 and 4,975,836.78

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Solution

The fourth proportional to 9,105,805.14, 12,566,044.43 and 4,975,836.78 is: 6,866,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105,805.14 : 12,566,044.43 = 4,975,836.78 : x
  2. Step 2: Convert to fraction form
    9,105,805.14/12,566,044.43 = 4,975,836.78/x
  3. Step 3: Cross multiply
    9,105,805.14x = 12,566,044.43 × 4,975,836.78
  4. Step 4: Simplify right side
    9,105,805.14x = 62,526,586,029,028.96
  5. Step 5: Solve for x
    x = 62,526,586,029,028.96/9,105,805.14
  6. Step 6: Final answer
    x = 6,866,672.97

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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.