Home / 11,508,996-15,882,414.48-6,421,764

Finding the Fourth Proportional to 11,508,996, 15,882,414.48 and 6,421,764

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Solution

The fourth proportional to 11,508,996, 15,882,414.48 and 6,421,764 is: 8,862,034.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508,996 : 15,882,414.48 = 6,421,764 : x
  2. Step 2: Convert to fraction form
    11,508,996/15,882,414.48 = 6,421,764/x
  3. Step 3: Cross multiply
    11,508,996x = 15,882,414.48 × 6,421,764
  4. Step 4: Simplify right side
    11,508,996x = 101,993,117,540,742.72
  5. Step 5: Solve for x
    x = 101,993,117,540,742.72/11,508,996
  6. Step 6: Final answer
    x = 8,862,034.32

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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.