Home / 8,632,707.80-12,949,061.70-2,952,426.20

Finding the Fourth Proportional to 8,632,707.80, 12,949,061.70 and 2,952,426.20

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Solution

The fourth proportional to 8,632,707.80, 12,949,061.70 and 2,952,426.20 is: 4,428,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,707.80 : 12,949,061.70 = 2,952,426.20 : x
  2. Step 2: Convert to fraction form
    8,632,707.80/12,949,061.70 = 2,952,426.20/x
  3. Step 3: Cross multiply
    8,632,707.80x = 12,949,061.70 × 2,952,426.20
  4. Step 4: Simplify right side
    8,632,707.80x = 38,231,149,028,496.54
  5. Step 5: Solve for x
    x = 38,231,149,028,496.54/8,632,707.80
  6. Step 6: Final answer
    x = 4,428,639.30

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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.