Home / 7,223,115-10,838,397.51-3,385,327.32

Finding the Fourth Proportional to 7,223,115, 10,838,397.51 and 3,385,327.32

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Solution

The fourth proportional to 7,223,115, 10,838,397.51 and 3,385,327.32 is: 5,079,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,115 : 10,838,397.51 = 3,385,327.32 : x
  2. Step 2: Convert to fraction form
    7,223,115/10,838,397.51 = 3,385,327.32/x
  3. Step 3: Cross multiply
    7,223,115x = 10,838,397.51 × 3,385,327.32
  4. Step 4: Simplify right side
    7,223,115x = 36,691,523,195,622.97
  5. Step 5: Solve for x
    x = 36,691,523,195,622.97/7,223,115
  6. Step 6: Final answer
    x = 5,079,736.82

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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.