Home / 8,676,975.70-13,006,606.20-5,080,891.60

Finding the Fourth Proportional to 8,676,975.70, 13,006,606.20 and 5,080,891.60

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Solution

The fourth proportional to 8,676,975.70, 13,006,606.20 and 5,080,891.60 is: 7,616,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676,975.70 : 13,006,606.20 = 5,080,891.60 : x
  2. Step 2: Convert to fraction form
    8,676,975.70/13,006,606.20 = 5,080,891.60/x
  3. Step 3: Cross multiply
    8,676,975.70x = 13,006,606.20 × 5,080,891.60
  4. Step 4: Simplify right side
    8,676,975.70x = 66,085,156,186,087.91
  5. Step 5: Solve for x
    x = 66,085,156,186,087.91/8,676,975.70
  6. Step 6: Final answer
    x = 7,616,150.89

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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.