Home / 78,886,522.50-118,324,171.80-24,293,415.36

Finding the Fourth Proportional to 78,886,522.50, 118,324,171.80 and 24,293,415.36

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Solution

The fourth proportional to 78,886,522.50, 118,324,171.80 and 24,293,415.36 is: 36,438,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,886,522.50 : 118,324,171.80 = 24,293,415.36 : x
  2. Step 2: Convert to fraction form
    78,886,522.50/118,324,171.80 = 24,293,415.36/x
  3. Step 3: Cross multiply
    78,886,522.50x = 118,324,171.80 × 24,293,415.36
  4. Step 4: Simplify right side
    78,886,522.50x = 2,874,498,252,665,398.50
  5. Step 5: Solve for x
    x = 2,874,498,252,665,398.50/78,886,522.50
  6. Step 6: Final answer
    x = 36,438,394.82

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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.