Home / 5,522,721.32-7,614,834.22-3,781,235.10

Finding the Fourth Proportional to 5,522,721.32, 7,614,834.22 and 3,781,235.10

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Solution

The fourth proportional to 5,522,721.32, 7,614,834.22 and 3,781,235.10 is: 5,213,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522,721.32 : 7,614,834.22 = 3,781,235.10 : x
  2. Step 2: Convert to fraction form
    5,522,721.32/7,614,834.22 = 3,781,235.10/x
  3. Step 3: Cross multiply
    5,522,721.32x = 7,614,834.22 × 3,781,235.10
  4. Step 4: Simplify right side
    5,522,721.32x = 28,793,478,433,345.12
  5. Step 5: Solve for x
    x = 28,793,478,433,345.12/5,522,721.32
  6. Step 6: Final answer
    x = 5,213,639.57

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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.