Home / 51,990,757.00-71,749,486.13-28,785,883.28

Finding the Fourth Proportional to 51,990,757.00, 71,749,486.13 and 28,785,883.28

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Solution

The fourth proportional to 51,990,757.00, 71,749,486.13 and 28,785,883.28 is: 39,725,759.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,990,757.00 : 71,749,486.13 = 28,785,883.28 : x
  2. Step 2: Convert to fraction form
    51,990,757.00/71,749,486.13 = 28,785,883.28/x
  3. Step 3: Cross multiply
    51,990,757.00x = 71,749,486.13 × 28,785,883.28
  4. Step 4: Simplify right side
    51,990,757.00x = 2,065,372,332,635,482
  5. Step 5: Solve for x
    x = 2,065,372,332,635,482/51,990,757.00
  6. Step 6: Final answer
    x = 39,725,759.96

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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.