Home / 12,167,267.28-16,772,940.04-9,261,597.24

Finding the Fourth Proportional to 12,167,267.28, 16,772,940.04 and 9,261,597.24

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Solution

The fourth proportional to 12,167,267.28, 16,772,940.04 and 9,261,597.24 is: 12,767,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167,267.28 : 16,772,940.04 = 9,261,597.24 : x
  2. Step 2: Convert to fraction form
    12,167,267.28/16,772,940.04 = 9,261,597.24/x
  3. Step 3: Cross multiply
    12,167,267.28x = 16,772,940.04 × 9,261,597.24
  4. Step 4: Simplify right side
    12,167,267.28x = 155,344,215,181,149.50
  5. Step 5: Solve for x
    x = 155,344,215,181,149.50/12,167,267.28
  6. Step 6: Final answer
    x = 12,767,387.42

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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.