Home / 57,310,947.28-85,804,986.47-51,499,639.95

Finding the Fourth Proportional to 57,310,947.28, 85,804,986.47 and 51,499,639.95

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Solution

The fourth proportional to 57,310,947.28, 85,804,986.47 and 51,499,639.95 is: 77,104,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,310,947.28 : 85,804,986.47 = 51,499,639.95 : x
  2. Step 2: Convert to fraction form
    57,310,947.28/85,804,986.47 = 51,499,639.95/x
  3. Step 3: Cross multiply
    57,310,947.28x = 85,804,986.47 × 51,499,639.95
  4. Step 4: Simplify right side
    57,310,947.28x = 4,418,925,908,647,611
  5. Step 5: Solve for x
    x = 4,418,925,908,647,611/57,310,947.28
  6. Step 6: Final answer
    x = 77,104,394.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.