Home / 9,505,656.60-13,117,809.60-5,154,741.78

Finding the Fourth Proportional to 9,505,656.60, 13,117,809.60 and 5,154,741.78

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Solution

The fourth proportional to 9,505,656.60, 13,117,809.60 and 5,154,741.78 is: 7,113,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505,656.60 : 13,117,809.60 = 5,154,741.78 : x
  2. Step 2: Convert to fraction form
    9,505,656.60/13,117,809.60 = 5,154,741.78/x
  3. Step 3: Cross multiply
    9,505,656.60x = 13,117,809.60 × 5,154,741.78
  4. Step 4: Simplify right side
    9,505,656.60x = 67,618,921,207,205.09
  5. Step 5: Solve for x
    x = 67,618,921,207,205.09/9,505,656.60
  6. Step 6: Final answer
    x = 7,113,545.55

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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.