Home / 6,386,411.96-9,581,143.17-2,126,617.10

Finding the Fourth Proportional to 6,386,411.96, 9,581,143.17 and 2,126,617.10

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Solution

The fourth proportional to 6,386,411.96, 9,581,143.17 and 2,126,617.10 is: 3,190,433.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,411.96 : 9,581,143.17 = 2,126,617.10 : x
  2. Step 2: Convert to fraction form
    6,386,411.96/9,581,143.17 = 2,126,617.10/x
  3. Step 3: Cross multiply
    6,386,411.96x = 9,581,143.17 × 2,126,617.10
  4. Step 4: Simplify right side
    6,386,411.96x = 20,375,422,854,964.49
  5. Step 5: Solve for x
    x = 20,375,422,854,964.49/6,386,411.96
  6. Step 6: Final answer
    x = 3,190,433.53

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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.