Home / 14,157,442-21,236,240.76-3,519,874

Finding the Fourth Proportional to 14,157,442, 21,236,240.76 and 3,519,874

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Solution

The fourth proportional to 14,157,442, 21,236,240.76 and 3,519,874 is: 5,279,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157,442 : 21,236,240.76 = 3,519,874 : x
  2. Step 2: Convert to fraction form
    14,157,442/21,236,240.76 = 3,519,874/x
  3. Step 3: Cross multiply
    14,157,442x = 21,236,240.76 × 3,519,874
  4. Step 4: Simplify right side
    14,157,442x = 74,748,891,708,864.25
  5. Step 5: Solve for x
    x = 74,748,891,708,864.25/14,157,442
  6. Step 6: Final answer
    x = 5,279,830.33

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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.