Home / 25,659,857.13-38,495,530.20-8,620,065.33

Finding the Fourth Proportional to 25,659,857.13, 38,495,530.20 and 8,620,065.33

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Solution

The fourth proportional to 25,659,857.13, 38,495,530.20 and 8,620,065.33 is: 12,932,027.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,659,857.13 : 38,495,530.20 = 8,620,065.33 : x
  2. Step 2: Convert to fraction form
    25,659,857.13/38,495,530.20 = 8,620,065.33/x
  3. Step 3: Cross multiply
    25,659,857.13x = 38,495,530.20 × 8,620,065.33
  4. Step 4: Simplify right side
    25,659,857.13x = 331,833,985,236,988
  5. Step 5: Solve for x
    x = 331,833,985,236,988/25,659,857.13
  6. Step 6: Final answer
    x = 12,932,027.78

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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.