Home / 18,093,419.70-27,140,129.55-8,015,723.70

Finding the Fourth Proportional to 18,093,419.70, 27,140,129.55 and 8,015,723.70

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Solution

The fourth proportional to 18,093,419.70, 27,140,129.55 and 8,015,723.70 is: 12,023,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093,419.70 : 27,140,129.55 = 8,015,723.70 : x
  2. Step 2: Convert to fraction form
    18,093,419.70/27,140,129.55 = 8,015,723.70/x
  3. Step 3: Cross multiply
    18,093,419.70x = 27,140,129.55 × 8,015,723.70
  4. Step 4: Simplify right side
    18,093,419.70x = 217,547,779,655,005.34
  5. Step 5: Solve for x
    x = 217,547,779,655,005.34/18,093,419.70
  6. Step 6: Final answer
    x = 12,023,585.55

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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.