Home / 82,294,763.84-123,469,587.16-54,737,322.72

Finding the Fourth Proportional to 82,294,763.84, 123,469,587.16 and 54,737,322.72

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Solution

The fourth proportional to 82,294,763.84, 123,469,587.16 and 54,737,322.72 is: 82,124,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,294,763.84 : 123,469,587.16 = 54,737,322.72 : x
  2. Step 2: Convert to fraction form
    82,294,763.84/123,469,587.16 = 54,737,322.72/x
  3. Step 3: Cross multiply
    82,294,763.84x = 123,469,587.16 × 54,737,322.72
  4. Step 4: Simplify right side
    82,294,763.84x = 6,758,394,638,482,088
  5. Step 5: Solve for x
    x = 6,758,394,638,482,088/82,294,763.84
  6. Step 6: Final answer
    x = 82,124,236.38

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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.