Home / 14,217,480.24-19,620,128.52-7,691,108.28

Finding the Fourth Proportional to 14,217,480.24, 19,620,128.52 and 7,691,108.28

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Solution

The fourth proportional to 14,217,480.24, 19,620,128.52 and 7,691,108.28 is: 10,613,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,480.24 : 19,620,128.52 = 7,691,108.28 : x
  2. Step 2: Convert to fraction form
    14,217,480.24/19,620,128.52 = 7,691,108.28/x
  3. Step 3: Cross multiply
    14,217,480.24x = 19,620,128.52 × 7,691,108.28
  4. Step 4: Simplify right side
    14,217,480.24x = 150,900,532,914,836.16
  5. Step 5: Solve for x
    x = 150,900,532,914,836.16/14,217,480.24
  6. Step 6: Final answer
    x = 10,613,732.56

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1.5x scale

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.