Home / 10,641,839.40-15,965,117.82-3,068,214.12

Finding the Fourth Proportional to 10,641,839.40, 15,965,117.82 and 3,068,214.12

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Solution

The fourth proportional to 10,641,839.40, 15,965,117.82 and 3,068,214.12 is: 4,603,001.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641,839.40 : 15,965,117.82 = 3,068,214.12 : x
  2. Step 2: Convert to fraction form
    10,641,839.40/15,965,117.82 = 3,068,214.12/x
  3. Step 3: Cross multiply
    10,641,839.40x = 15,965,117.82 × 3,068,214.12
  4. Step 4: Simplify right side
    10,641,839.40x = 48,984,399,922,787.62
  5. Step 5: Solve for x
    x = 48,984,399,922,787.62/10,641,839.40
  6. Step 6: Final answer
    x = 4,603,001.24

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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.