Home / 6,319,282.66-8,720,574.15-3,418,665.10

Finding the Fourth Proportional to 6,319,282.66, 8,720,574.15 and 3,418,665.10

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Solution

The fourth proportional to 6,319,282.66, 8,720,574.15 and 3,418,665.10 is: 4,717,738.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319,282.66 : 8,720,574.15 = 3,418,665.10 : x
  2. Step 2: Convert to fraction form
    6,319,282.66/8,720,574.15 = 3,418,665.10/x
  3. Step 3: Cross multiply
    6,319,282.66x = 8,720,574.15 × 3,418,665.10
  4. Step 4: Simplify right side
    6,319,282.66x = 29,812,722,498,567.17
  5. Step 5: Solve for x
    x = 29,812,722,498,567.17/6,319,282.66
  6. Step 6: Final answer
    x = 4,717,738.41

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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.