Home / 31,728,396.65-47,593,723.10-10,160,195.96

Finding the Fourth Proportional to 31,728,396.65, 47,593,723.10 and 10,160,195.96

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Solution

The fourth proportional to 31,728,396.65, 47,593,723.10 and 10,160,195.96 is: 15,240,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,728,396.65 : 47,593,723.10 = 10,160,195.96 : x
  2. Step 2: Convert to fraction form
    31,728,396.65/47,593,723.10 = 10,160,195.96/x
  3. Step 3: Cross multiply
    31,728,396.65x = 47,593,723.10 × 10,160,195.96
  4. Step 4: Simplify right side
    31,728,396.65x = 483,561,553,230,162
  5. Step 5: Solve for x
    x = 483,561,553,230,162/31,728,396.65
  6. Step 6: Final answer
    x = 15,240,655.20

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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.