Home / 16,112,205.31-22,235,316.23-8,770,517.38

Finding the Fourth Proportional to 16,112,205.31, 22,235,316.23 and 8,770,517.38

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Solution

The fourth proportional to 16,112,205.31, 22,235,316.23 and 8,770,517.38 is: 12,103,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112,205.31 : 22,235,316.23 = 8,770,517.38 : x
  2. Step 2: Convert to fraction form
    16,112,205.31/22,235,316.23 = 8,770,517.38/x
  3. Step 3: Cross multiply
    16,112,205.31x = 22,235,316.23 × 8,770,517.38
  4. Step 4: Simplify right side
    16,112,205.31x = 195,015,227,445,011.09
  5. Step 5: Solve for x
    x = 195,015,227,445,011.09/16,112,205.31
  6. Step 6: Final answer
    x = 12,103,571.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.