Home / 38,245,011.30-57,378,686.45-12,336,740.10

Finding the Fourth Proportional to 38,245,011.30, 57,378,686.45 and 12,336,740.10

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Solution

The fourth proportional to 38,245,011.30, 57,378,686.45 and 12,336,740.10 is: 18,508,713.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,245,011.30 : 57,378,686.45 = 12,336,740.10 : x
  2. Step 2: Convert to fraction form
    38,245,011.30/57,378,686.45 = 12,336,740.10/x
  3. Step 3: Cross multiply
    38,245,011.30x = 57,378,686.45 × 12,336,740.10
  4. Step 4: Simplify right side
    38,245,011.30x = 707,865,941,951,357.88
  5. Step 5: Solve for x
    x = 707,865,941,951,357.88/38,245,011.30
  6. Step 6: Final answer
    x = 18,508,713.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.