Home / 9,122,439.68-12,580,650.24-7,832,875.52

Finding the Fourth Proportional to 9,122,439.68, 12,580,650.24 and 7,832,875.52

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Solution

The fourth proportional to 9,122,439.68, 12,580,650.24 and 7,832,875.52 is: 10,802,227.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122,439.68 : 12,580,650.24 = 7,832,875.52 : x
  2. Step 2: Convert to fraction form
    9,122,439.68/12,580,650.24 = 7,832,875.52/x
  3. Step 3: Cross multiply
    9,122,439.68x = 12,580,650.24 × 7,832,875.52
  4. Step 4: Simplify right side
    9,122,439.68x = 98,542,667,290,578.12
  5. Step 5: Solve for x
    x = 98,542,667,290,578.12/9,122,439.68
  6. Step 6: Final answer
    x = 10,802,227.34

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1.5x scale

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.