Home / 7,511,668.32-11,267,305.20-2,120,691.36

Finding the Fourth Proportional to 7,511,668.32, 11,267,305.20 and 2,120,691.36

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Solution

The fourth proportional to 7,511,668.32, 11,267,305.20 and 2,120,691.36 is: 3,180,981.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511,668.32 : 11,267,305.20 = 2,120,691.36 : x
  2. Step 2: Convert to fraction form
    7,511,668.32/11,267,305.20 = 2,120,691.36/x
  3. Step 3: Cross multiply
    7,511,668.32x = 11,267,305.20 × 2,120,691.36
  4. Step 4: Simplify right side
    7,511,668.32x = 23,894,476,788,123.07
  5. Step 5: Solve for x
    x = 23,894,476,788,123.07/7,511,668.32
  6. Step 6: Final answer
    x = 3,180,981.34

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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.