Home / 9,027,712.68-12,458,242.26-5,160,316.92

Finding the Fourth Proportional to 9,027,712.68, 12,458,242.26 and 5,160,316.92

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Solution

The fourth proportional to 9,027,712.68, 12,458,242.26 and 5,160,316.92 is: 7,121,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027,712.68 : 12,458,242.26 = 5,160,316.92 : x
  2. Step 2: Convert to fraction form
    9,027,712.68/12,458,242.26 = 5,160,316.92/x
  3. Step 3: Cross multiply
    9,027,712.68x = 12,458,242.26 × 5,160,316.92
  4. Step 4: Simplify right side
    9,027,712.68x = 64,288,478,327,737.04
  5. Step 5: Solve for x
    x = 64,288,478,327,737.04/9,027,712.68
  6. Step 6: Final answer
    x = 7,121,236.64

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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.