Home / 91,843,932.41-126,744,633.65-50,590,824.78

Finding the Fourth Proportional to 91,843,932.41, 126,744,633.65 and 50,590,824.78

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Solution

The fourth proportional to 91,843,932.41, 126,744,633.65 and 50,590,824.78 is: 69,815,342.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,843,932.41 : 126,744,633.65 = 50,590,824.78 : x
  2. Step 2: Convert to fraction form
    91,843,932.41/126,744,633.65 = 50,590,824.78/x
  3. Step 3: Cross multiply
    91,843,932.41x = 126,744,633.65 × 50,590,824.78
  4. Step 4: Simplify right side
    91,843,932.41x = 6,412,115,552,539,488
  5. Step 5: Solve for x
    x = 6,412,115,552,539,488/91,843,932.41
  6. Step 6: Final answer
    x = 69,815,342.01

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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.