Home / 43,016,524.65-64,524,728.34-19,974,859.38

Finding the Fourth Proportional to 43,016,524.65, 64,524,728.34 and 19,974,859.38

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Solution

The fourth proportional to 43,016,524.65, 64,524,728.34 and 19,974,859.38 is: 29,962,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,016,524.65 : 64,524,728.34 = 19,974,859.38 : x
  2. Step 2: Convert to fraction form
    43,016,524.65/64,524,728.34 = 19,974,859.38/x
  3. Step 3: Cross multiply
    43,016,524.65x = 64,524,728.34 × 19,974,859.38
  4. Step 4: Simplify right side
    43,016,524.65x = 1,288,872,375,124,200.75
  5. Step 5: Solve for x
    x = 1,288,872,375,124,200.75/43,016,524.65
  6. Step 6: Final answer
    x = 29,962,261.84

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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.