Home / 49,654,399.32-68,521,995.18-28,747,312.92

Finding the Fourth Proportional to 49,654,399.32, 68,521,995.18 and 28,747,312.92

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Solution

The fourth proportional to 49,654,399.32, 68,521,995.18 and 28,747,312.92 is: 39,670,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,654,399.32 : 68,521,995.18 = 28,747,312.92 : x
  2. Step 2: Convert to fraction form
    49,654,399.32/68,521,995.18 = 28,747,312.92/x
  3. Step 3: Cross multiply
    49,654,399.32x = 68,521,995.18 × 28,747,312.92
  4. Step 4: Simplify right side
    49,654,399.32x = 1,969,823,237,342,192
  5. Step 5: Solve for x
    x = 1,969,823,237,342,192/49,654,399.32
  6. Step 6: Final answer
    x = 39,670,668.95

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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.