Home / 6,318,882.29-8,720,031.31-3,418,266.02

Finding the Fourth Proportional to 6,318,882.29, 8,720,031.31 and 3,418,266.02

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Solution

The fourth proportional to 6,318,882.29, 8,720,031.31 and 3,418,266.02 is: 4,717,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318,882.29 : 8,720,031.31 = 3,418,266.02 : x
  2. Step 2: Convert to fraction form
    6,318,882.29/8,720,031.31 = 3,418,266.02/x
  3. Step 3: Cross multiply
    6,318,882.29x = 8,720,031.31 × 3,418,266.02
  4. Step 4: Simplify right side
    6,318,882.29x = 29,807,386,668,163.26
  5. Step 5: Solve for x
    x = 29,807,386,668,163.26/6,318,882.29
  6. Step 6: Final answer
    x = 4,717,192.90

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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.