Home / 57,093,702.68-78,789,396.12-30,988,229.96

Finding the Fourth Proportional to 57,093,702.68, 78,789,396.12 and 30,988,229.96

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Solution

The fourth proportional to 57,093,702.68, 78,789,396.12 and 30,988,229.96 is: 42,763,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,093,702.68 : 78,789,396.12 = 30,988,229.96 : x
  2. Step 2: Convert to fraction form
    57,093,702.68/78,789,396.12 = 30,988,229.96/x
  3. Step 3: Cross multiply
    57,093,702.68x = 78,789,396.12 × 30,988,229.96
  4. Step 4: Simplify right side
    57,093,702.68x = 2,441,543,925,376,092
  5. Step 5: Solve for x
    x = 2,441,543,925,376,092/57,093,702.68
  6. Step 6: Final answer
    x = 42,763,804.25

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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.