Home / 13,251,180.60-19,876,770.90-12,877,932.60

Finding the Fourth Proportional to 13,251,180.60, 19,876,770.90 and 12,877,932.60

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Solution

The fourth proportional to 13,251,180.60, 19,876,770.90 and 12,877,932.60 is: 19,316,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251,180.60 : 19,876,770.90 = 12,877,932.60 : x
  2. Step 2: Convert to fraction form
    13,251,180.60/19,876,770.90 = 12,877,932.60/x
  3. Step 3: Cross multiply
    13,251,180.60x = 19,876,770.90 × 12,877,932.60
  4. Step 4: Simplify right side
    13,251,180.60x = 255,971,715,955,841.31
  5. Step 5: Solve for x
    x = 255,971,715,955,841.31/13,251,180.60
  6. Step 6: Final answer
    x = 19,316,898.90

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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.