Home / 50,835,481-70,186,747.43-39,053,766.20

Finding the Fourth Proportional to 50,835,481, 70,186,747.43 and 39,053,766.20

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Solution

The fourth proportional to 50,835,481, 70,186,747.43 and 39,053,766.20 is: 53,920,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,835,481 : 70,186,747.43 = 39,053,766.20 : x
  2. Step 2: Convert to fraction form
    50,835,481/70,186,747.43 = 39,053,766.20/x
  3. Step 3: Cross multiply
    50,835,481x = 70,186,747.43 × 39,053,766.20
  4. Step 4: Simplify right side
    50,835,481x = 2,741,056,823,923,468
  5. Step 5: Solve for x
    x = 2,741,056,823,923,468/50,835,481
  6. Step 6: Final answer
    x = 53,920,151.24

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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.