Home / 10,366,300.78-15,549,451.17-10,206,868.48

Finding the Fourth Proportional to 10,366,300.78, 15,549,451.17 and 10,206,868.48

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Solution

The fourth proportional to 10,366,300.78, 15,549,451.17 and 10,206,868.48 is: 15,310,302.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,300.78 : 15,549,451.17 = 10,206,868.48 : x
  2. Step 2: Convert to fraction form
    10,366,300.78/15,549,451.17 = 10,206,868.48/x
  3. Step 3: Cross multiply
    10,366,300.78x = 15,549,451.17 × 10,206,868.48
  4. Step 4: Simplify right side
    10,366,300.78x = 158,711,203,028,372.12
  5. Step 5: Solve for x
    x = 158,711,203,028,372.12/10,366,300.78
  6. Step 6: Final answer
    x = 15,310,302.72

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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.