Home / 25,485,734.18-38,234,195.67-18,733,677.86

Finding the Fourth Proportional to 25,485,734.18, 38,234,195.67 and 18,733,677.86

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Solution

The fourth proportional to 25,485,734.18, 38,234,195.67 and 18,733,677.86 is: 28,104,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485,734.18 : 38,234,195.67 = 18,733,677.86 : x
  2. Step 2: Convert to fraction form
    25,485,734.18/38,234,195.67 = 18,733,677.86/x
  3. Step 3: Cross multiply
    25,485,734.18x = 38,234,195.67 × 18,733,677.86
  4. Step 4: Simplify right side
    25,485,734.18x = 716,267,104,917,986.88
  5. Step 5: Solve for x
    x = 716,267,104,917,986.88/25,485,734.18
  6. Step 6: Final answer
    x = 28,104,629.04

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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.