Home / 25,609,781.46-38,409,168.18-8,103,725.84

Finding the Fourth Proportional to 25,609,781.46, 38,409,168.18 and 8,103,725.84

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Solution

The fourth proportional to 25,609,781.46, 38,409,168.18 and 8,103,725.84 is: 12,153,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,609,781.46 : 38,409,168.18 = 8,103,725.84 : x
  2. Step 2: Convert to fraction form
    25,609,781.46/38,409,168.18 = 8,103,725.84/x
  3. Step 3: Cross multiply
    25,609,781.46x = 38,409,168.18 × 8,103,725.84
  4. Step 4: Simplify right side
    25,609,781.46x = 311,257,368,673,171.75
  5. Step 5: Solve for x
    x = 311,257,368,673,171.75/25,609,781.46
  6. Step 6: Final answer
    x = 12,153,847.12

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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.