Home / 91,655,901.27-126,487,540.98-49,842,412.10

Finding the Fourth Proportional to 91,655,901.27, 126,487,540.98 and 49,842,412.10

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Solution

The fourth proportional to 91,655,901.27, 126,487,540.98 and 49,842,412.10 is: 68,783,832.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,655,901.27 : 126,487,540.98 = 49,842,412.10 : x
  2. Step 2: Convert to fraction form
    91,655,901.27/126,487,540.98 = 49,842,412.10/x
  3. Step 3: Cross multiply
    91,655,901.27x = 126,487,540.98 × 49,842,412.10
  4. Step 4: Simplify right side
    91,655,901.27x = 6,304,444,142,408,360
  5. Step 5: Solve for x
    x = 6,304,444,142,408,360/91,655,901.27
  6. Step 6: Final answer
    x = 68,783,832.30

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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.