Home / 12,826,445.44-17,700,839.04-7,244,244.32

Finding the Fourth Proportional to 12,826,445.44, 17,700,839.04 and 7,244,244.32

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Solution

The fourth proportional to 12,826,445.44, 17,700,839.04 and 7,244,244.32 is: 9,997,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,445.44 : 17,700,839.04 = 7,244,244.32 : x
  2. Step 2: Convert to fraction form
    12,826,445.44/17,700,839.04 = 7,244,244.32/x
  3. Step 3: Cross multiply
    12,826,445.44x = 17,700,839.04 × 7,244,244.32
  4. Step 4: Simplify right side
    12,826,445.44x = 128,229,202,674,754.25
  5. Step 5: Solve for x
    x = 128,229,202,674,754.25/12,826,445.44
  6. Step 6: Final answer
    x = 9,997,251.64

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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.