Home / 9,189,517.68-12,681,326.04-5,753,654.64

Finding the Fourth Proportional to 9,189,517.68, 12,681,326.04 and 5,753,654.64

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Solution

The fourth proportional to 9,189,517.68, 12,681,326.04 and 5,753,654.64 is: 7,939,912.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,517.68 : 12,681,326.04 = 5,753,654.64 : x
  2. Step 2: Convert to fraction form
    9,189,517.68/12,681,326.04 = 5,753,654.64/x
  3. Step 3: Cross multiply
    9,189,517.68x = 12,681,326.04 × 5,753,654.64
  4. Step 4: Simplify right side
    9,189,517.68x = 72,963,970,411,398.81
  5. Step 5: Solve for x
    x = 72,963,970,411,398.81/9,189,517.68
  6. Step 6: Final answer
    x = 7,939,912.95

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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.