Home / 17,680,859.40-26,496,405.90-13,096,129.80

Finding the Fourth Proportional to 17,680,859.40, 26,496,405.90 and 13,096,129.80

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Solution

The fourth proportional to 17,680,859.40, 26,496,405.90 and 13,096,129.80 is: 19,625,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680,859.40 : 26,496,405.90 = 13,096,129.80 : x
  2. Step 2: Convert to fraction form
    17,680,859.40/26,496,405.90 = 13,096,129.80/x
  3. Step 3: Cross multiply
    17,680,859.40x = 26,496,405.90 × 13,096,129.80
  4. Step 4: Simplify right side
    17,680,859.40x = 347,000,370,899,885.81
  5. Step 5: Solve for x
    x = 347,000,370,899,885.81/17,680,859.40
  6. Step 6: Final answer
    x = 19,625,763.83

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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.