Home / 27,191,702.69-40,772,645.78-10,780,361.75

Finding the Fourth Proportional to 27,191,702.69, 40,772,645.78 and 10,780,361.75

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Solution

The fourth proportional to 27,191,702.69, 40,772,645.78 and 10,780,361.75 is: 16,164,632.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191,702.69 : 40,772,645.78 = 10,780,361.75 : x
  2. Step 2: Convert to fraction form
    27,191,702.69/40,772,645.78 = 10,780,361.75/x
  3. Step 3: Cross multiply
    27,191,702.69x = 40,772,645.78 × 10,780,361.75
  4. Step 4: Simplify right side
    27,191,702.69x = 439,543,870,836,098.56
  5. Step 5: Solve for x
    x = 439,543,870,836,098.56/27,191,702.69
  6. Step 6: Final answer
    x = 16,164,632.12

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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.