Home / 25,999,643.68-38,976,337.92-12,344,365.60

Finding the Fourth Proportional to 25,999,643.68, 38,976,337.92 and 12,344,365.60

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Solution

The fourth proportional to 25,999,643.68, 38,976,337.92 and 12,344,365.60 is: 18,505,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999,643.68 : 38,976,337.92 = 12,344,365.60 : x
  2. Step 2: Convert to fraction form
    25,999,643.68/38,976,337.92 = 12,344,365.60/x
  3. Step 3: Cross multiply
    25,999,643.68x = 38,976,337.92 × 12,344,365.60
  4. Step 4: Simplify right side
    25,999,643.68x = 481,138,165,033,623.56
  5. Step 5: Solve for x
    x = 481,138,165,033,623.56/25,999,643.68
  6. Step 6: Final answer
    x = 18,505,567.65

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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.