Home / 23,135,043.98-31,926,363.66-12,822,432.86

Finding the Fourth Proportional to 23,135,043.98, 31,926,363.66 and 12,822,432.86

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Solution

The fourth proportional to 23,135,043.98, 31,926,363.66 and 12,822,432.86 is: 17,694,958.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135,043.98 : 31,926,363.66 = 12,822,432.86 : x
  2. Step 2: Convert to fraction form
    23,135,043.98/31,926,363.66 = 12,822,432.86/x
  3. Step 3: Cross multiply
    23,135,043.98x = 31,926,363.66 × 12,822,432.86
  4. Step 4: Simplify right side
    23,135,043.98x = 409,373,654,494,293.88
  5. Step 5: Solve for x
    x = 409,373,654,494,293.88/23,135,043.98
  6. Step 6: Final answer
    x = 17,694,958.99

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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.