Home / 91,664,119.08-126,493,962.66-50,411,013.48

Finding the Fourth Proportional to 91,664,119.08, 126,493,962.66 and 50,411,013.48

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Solution

The fourth proportional to 91,664,119.08, 126,493,962.66 and 50,411,013.48 is: 69,565,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,664,119.08 : 126,493,962.66 = 50,411,013.48 : x
  2. Step 2: Convert to fraction form
    91,664,119.08/126,493,962.66 = 50,411,013.48/x
  3. Step 3: Cross multiply
    91,664,119.08x = 126,493,962.66 × 50,411,013.48
  4. Step 4: Simplify right side
    91,664,119.08x = 6,376,688,856,791,876
  5. Step 5: Solve for x
    x = 6,376,688,856,791,876/91,664,119.08
  6. Step 6: Final answer
    x = 69,565,811.80

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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.