Home / 8,615,447.80-11,889,098.88-4,695,304.72

Finding the Fourth Proportional to 8,615,447.80, 11,889,098.88 and 4,695,304.72

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Solution

The fourth proportional to 8,615,447.80, 11,889,098.88 and 4,695,304.72 is: 6,479,401.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,447.80 : 11,889,098.88 = 4,695,304.72 : x
  2. Step 2: Convert to fraction form
    8,615,447.80/11,889,098.88 = 4,695,304.72/x
  3. Step 3: Cross multiply
    8,615,447.80x = 11,889,098.88 × 4,695,304.72
  4. Step 4: Simplify right side
    8,615,447.80x = 55,822,942,087,810.71
  5. Step 5: Solve for x
    x = 55,822,942,087,810.71/8,615,447.80
  6. Step 6: Final answer
    x = 6,479,401.12

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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.