Home / 91,826,836.84-126,726,766.02-50,573,718.28

Finding the Fourth Proportional to 91,826,836.84, 126,726,766.02 and 50,573,718.28

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Solution

The fourth proportional to 91,826,836.84, 126,726,766.02 and 50,573,718.28 is: 69,794,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,826,836.84 : 126,726,766.02 = 50,573,718.28 : x
  2. Step 2: Convert to fraction form
    91,826,836.84/126,726,766.02 = 50,573,718.28/x
  3. Step 3: Cross multiply
    91,826,836.84x = 126,726,766.02 × 50,573,718.28
  4. Step 4: Simplify right side
    91,826,836.84x = 6,409,043,763,230,957
  5. Step 5: Solve for x
    x = 6,409,043,763,230,957/91,826,836.84
  6. Step 6: Final answer
    x = 69,794,887.68

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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.