Home / 14,213,521.14-19,614,659.18-7,687,150.61

Finding the Fourth Proportional to 14,213,521.14, 19,614,659.18 and 7,687,150.61

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Solution

The fourth proportional to 14,213,521.14, 19,614,659.18 and 7,687,150.61 is: 10,608,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,521.14 : 19,614,659.18 = 7,687,150.61 : x
  2. Step 2: Convert to fraction form
    14,213,521.14/19,614,659.18 = 7,687,150.61/x
  3. Step 3: Cross multiply
    14,213,521.14x = 19,614,659.18 × 7,687,150.61
  4. Step 4: Simplify right side
    14,213,521.14x = 150,780,839,280,479.09
  5. Step 5: Solve for x
    x = 150,780,839,280,479.09/14,213,521.14
  6. Step 6: Final answer
    x = 10,608,267.85

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1.5x scale

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.