Home / 18,020,711.73-27,030,781.26-4,373,971.05

Finding the Fourth Proportional to 18,020,711.73, 27,030,781.26 and 4,373,971.05

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Solution

The fourth proportional to 18,020,711.73, 27,030,781.26 and 4,373,971.05 is: 6,560,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,020,711.73 : 27,030,781.26 = 4,373,971.05 : x
  2. Step 2: Convert to fraction form
    18,020,711.73/27,030,781.26 = 4,373,971.05/x
  3. Step 3: Cross multiply
    18,020,711.73x = 27,030,781.26 × 4,373,971.05
  4. Step 4: Simplify right side
    18,020,711.73x = 118,231,854,690,122.53
  5. Step 5: Solve for x
    x = 118,231,854,690,122.53/18,020,711.73
  6. Step 6: Final answer
    x = 6,560,887.08

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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.