Home / 9,151,212.20-12,623,425.98-5,707,474.52

Finding the Fourth Proportional to 9,151,212.20, 12,623,425.98 and 5,707,474.52

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Solution

The fourth proportional to 9,151,212.20, 12,623,425.98 and 5,707,474.52 is: 7,873,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,212.20 : 12,623,425.98 = 5,707,474.52 : x
  2. Step 2: Convert to fraction form
    9,151,212.20/12,623,425.98 = 5,707,474.52/x
  3. Step 3: Cross multiply
    9,151,212.20x = 12,623,425.98 × 5,707,474.52
  4. Step 4: Simplify right side
    9,151,212.20x = 72,047,882,135,956.03
  5. Step 5: Solve for x
    x = 72,047,882,135,956.03/9,151,212.20
  6. Step 6: Final answer
    x = 7,873,042.45

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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.