Home / 28,584,225.38-42,852,234.06-12,397,985.66

Finding the Fourth Proportional to 28,584,225.38, 42,852,234.06 and 12,397,985.66

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Solution

The fourth proportional to 28,584,225.38, 42,852,234.06 and 12,397,985.66 is: 18,586,523.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,225.38 : 42,852,234.06 = 12,397,985.66 : x
  2. Step 2: Convert to fraction form
    28,584,225.38/42,852,234.06 = 12,397,985.66/x
  3. Step 3: Cross multiply
    28,584,225.38x = 42,852,234.06 × 12,397,985.66
  4. Step 4: Simplify right side
    28,584,225.38x = 531,281,383,374,843.62
  5. Step 5: Solve for x
    x = 531,281,383,374,843.62/28,584,225.38
  6. Step 6: Final answer
    x = 18,586,523.73

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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.