Home / 8,020,517.39-11,068,316.51-4,349,432.86

Finding the Fourth Proportional to 8,020,517.39, 11,068,316.51 and 4,349,432.86

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Solution

The fourth proportional to 8,020,517.39, 11,068,316.51 and 4,349,432.86 is: 6,002,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,517.39 : 11,068,316.51 = 4,349,432.86 : x
  2. Step 2: Convert to fraction form
    8,020,517.39/11,068,316.51 = 4,349,432.86/x
  3. Step 3: Cross multiply
    8,020,517.39x = 11,068,316.51 × 4,349,432.86
  4. Step 4: Simplify right side
    8,020,517.39x = 48,140,899,533,474.52
  5. Step 5: Solve for x
    x = 48,140,899,533,474.52/8,020,517.39
  6. Step 6: Final answer
    x = 6,002,218.71

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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.