Home / 91,730,201.66-126,586,076.64-49,912,856.18

Finding the Fourth Proportional to 91,730,201.66, 126,586,076.64 and 49,912,856.18

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Solution

The fourth proportional to 91,730,201.66, 126,586,076.64 and 49,912,856.18 is: 68,878,870.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,730,201.66 : 126,586,076.64 = 49,912,856.18 : x
  2. Step 2: Convert to fraction form
    91,730,201.66/126,586,076.64 = 49,912,856.18/x
  3. Step 3: Cross multiply
    91,730,201.66x = 126,586,076.64 × 49,912,856.18
  4. Step 4: Simplify right side
    91,730,201.66x = 6,318,272,637,722,778
  5. Step 5: Solve for x
    x = 6,318,272,637,722,778/91,730,201.66
  6. Step 6: Final answer
    x = 68,878,870.03

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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.