Home / 13,704,251.08-20,565,678.78-7,319,086.12

Finding the Fourth Proportional to 13,704,251.08, 20,565,678.78 and 7,319,086.12

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Solution

The fourth proportional to 13,704,251.08, 20,565,678.78 and 7,319,086.12 is: 10,983,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,704,251.08 : 20,565,678.78 = 7,319,086.12 : x
  2. Step 2: Convert to fraction form
    13,704,251.08/20,565,678.78 = 7,319,086.12/x
  3. Step 3: Cross multiply
    13,704,251.08x = 20,565,678.78 × 7,319,086.12
  4. Step 4: Simplify right side
    13,704,251.08x = 150,521,974,107,076.53
  5. Step 5: Solve for x
    x = 150,521,974,107,076.53/13,704,251.08
  6. Step 6: Final answer
    x = 10,983,597.22

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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.