Home / 10,889,948.30-15,029,007.06-6,244,165.55

Finding the Fourth Proportional to 10,889,948.30, 15,029,007.06 and 6,244,165.55

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Solution

The fourth proportional to 10,889,948.30, 15,029,007.06 and 6,244,165.55 is: 8,617,452.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,948.30 : 15,029,007.06 = 6,244,165.55 : x
  2. Step 2: Convert to fraction form
    10,889,948.30/15,029,007.06 = 6,244,165.55/x
  3. Step 3: Cross multiply
    10,889,948.30x = 15,029,007.06 × 6,244,165.55
  4. Step 4: Simplify right side
    10,889,948.30x = 93,843,608,059,613.75
  5. Step 5: Solve for x
    x = 93,843,608,059,613.75/10,889,948.30
  6. Step 6: Final answer
    x = 8,617,452.12

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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.