Home / 9,862,578.09-13,609,179.03-5,451,707.89

Finding the Fourth Proportional to 9,862,578.09, 13,609,179.03 and 5,451,707.89

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Solution

The fourth proportional to 9,862,578.09, 13,609,179.03 and 5,451,707.89 is: 7,522,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862,578.09 : 13,609,179.03 = 5,451,707.89 : x
  2. Step 2: Convert to fraction form
    9,862,578.09/13,609,179.03 = 5,451,707.89/x
  3. Step 3: Cross multiply
    9,862,578.09x = 13,609,179.03 × 5,451,707.89
  4. Step 4: Simplify right side
    9,862,578.09x = 74,193,268,694,273.53
  5. Step 5: Solve for x
    x = 74,193,268,694,273.53/9,862,578.09
  6. Step 6: Final answer
    x = 7,522,705.32

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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.