Home / 11,816,546.60-17,731,818.30-8,613,612.20

Finding the Fourth Proportional to 11,816,546.60, 17,731,818.30 and 8,613,612.20

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Solution

The fourth proportional to 11,816,546.60, 17,731,818.30 and 8,613,612.20 is: 12,925,519.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816,546.60 : 17,731,818.30 = 8,613,612.20 : x
  2. Step 2: Convert to fraction form
    11,816,546.60/17,731,818.30 = 8,613,612.20/x
  3. Step 3: Cross multiply
    11,816,546.60x = 17,731,818.30 × 8,613,612.20
  4. Step 4: Simplify right side
    11,816,546.60x = 152,735,006,437,063.25
  5. Step 5: Solve for x
    x = 152,735,006,437,063.25/11,816,546.60
  6. Step 6: Final answer
    x = 12,925,519.75

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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.