Home / 6,982,680.74-9,635,948.06-4,042,621.71

Finding the Fourth Proportional to 6,982,680.74, 9,635,948.06 and 4,042,621.71

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Solution

The fourth proportional to 6,982,680.74, 9,635,948.06 and 4,042,621.71 is: 5,578,730.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982,680.74 : 9,635,948.06 = 4,042,621.71 : x
  2. Step 2: Convert to fraction form
    6,982,680.74/9,635,948.06 = 4,042,621.71/x
  3. Step 3: Cross multiply
    6,982,680.74x = 9,635,948.06 × 4,042,621.71
  4. Step 4: Simplify right side
    6,982,680.74x = 38,954,492,803,575.27
  5. Step 5: Solve for x
    x = 38,954,492,803,575.27/6,982,680.74
  6. Step 6: Final answer
    x = 5,578,730.33

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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.