Home / 11,071,693.10-15,278,946.05-6,176,916.20

Finding the Fourth Proportional to 11,071,693.10, 15,278,946.05 and 6,176,916.20

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Solution

The fourth proportional to 11,071,693.10, 15,278,946.05 and 6,176,916.20 is: 8,524,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,693.10 : 15,278,946.05 = 6,176,916.20 : x
  2. Step 2: Convert to fraction form
    11,071,693.10/15,278,946.05 = 6,176,916.20/x
  3. Step 3: Cross multiply
    11,071,693.10x = 15,278,946.05 × 6,176,916.20
  4. Step 4: Simplify right side
    11,071,693.10x = 94,376,769,267,891.70
  5. Step 5: Solve for x
    x = 94,376,769,267,891.70/11,071,693.10
  6. Step 6: Final answer
    x = 8,524,149.69

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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.