Home / 25,489,973.72-38,234,998.12-19,458,949.16

Finding the Fourth Proportional to 25,489,973.72, 38,234,998.12 and 19,458,949.16

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Solution

The fourth proportional to 25,489,973.72, 38,234,998.12 and 19,458,949.16 is: 29,188,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489,973.72 : 38,234,998.12 = 19,458,949.16 : x
  2. Step 2: Convert to fraction form
    25,489,973.72/38,234,998.12 = 19,458,949.16/x
  3. Step 3: Cross multiply
    25,489,973.72x = 38,234,998.12 × 19,458,949.16
  4. Step 4: Simplify right side
    25,489,973.72x = 744,012,884,549,775.50
  5. Step 5: Solve for x
    x = 744,012,884,549,775.50/25,489,973.72
  6. Step 6: Final answer
    x = 29,188,452.40

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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.