Home / 18,093,411.20-27,140,116.80-8,015,715.20

Finding the Fourth Proportional to 18,093,411.20, 27,140,116.80 and 8,015,715.20

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Solution

The fourth proportional to 18,093,411.20, 27,140,116.80 and 8,015,715.20 is: 12,023,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093,411.20 : 27,140,116.80 = 8,015,715.20 : x
  2. Step 2: Convert to fraction form
    18,093,411.20/27,140,116.80 = 8,015,715.20/x
  3. Step 3: Cross multiply
    18,093,411.20x = 27,140,116.80 × 8,015,715.20
  4. Step 4: Simplify right side
    18,093,411.20x = 217,547,446,763,535.38
  5. Step 5: Solve for x
    x = 217,547,446,763,535.38/18,093,411.20
  6. Step 6: Final answer
    x = 12,023,572.80

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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.