Home / 12,069,024.30-18,079,916.85-7,262,435.70

Finding the Fourth Proportional to 12,069,024.30, 18,079,916.85 and 7,262,435.70

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Solution

The fourth proportional to 12,069,024.30, 18,079,916.85 and 7,262,435.70 is: 10,879,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069,024.30 : 18,079,916.85 = 7,262,435.70 : x
  2. Step 2: Convert to fraction form
    12,069,024.30/18,079,916.85 = 7,262,435.70/x
  3. Step 3: Cross multiply
    12,069,024.30x = 18,079,916.85 × 7,262,435.70
  4. Step 4: Simplify right side
    12,069,024.30x = 131,304,233,584,471.56
  5. Step 5: Solve for x
    x = 131,304,233,584,471.56/12,069,024.30
  6. Step 6: Final answer
    x = 10,879,440.65

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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.