Home / 6,520,407.68-9,767,888-4,269,722.24

Finding the Fourth Proportional to 6,520,407.68, 9,767,888 and 4,269,722.24

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Solution

The fourth proportional to 6,520,407.68, 9,767,888 and 4,269,722.24 is: 6,396,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,407.68 : 9,767,888 = 4,269,722.24 : x
  2. Step 2: Convert to fraction form
    6,520,407.68/9,767,888 = 4,269,722.24/x
  3. Step 3: Cross multiply
    6,520,407.68x = 9,767,888 × 4,269,722.24
  4. Step 4: Simplify right side
    6,520,407.68x = 41,706,168,631,429.12
  5. Step 5: Solve for x
    x = 41,706,168,631,429.12/6,520,407.68
  6. Step 6: Final answer
    x = 6,396,251.69

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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.