Home / 7,056,338.09-9,743,231.64-5,422,169.57

Finding the Fourth Proportional to 7,056,338.09, 9,743,231.64 and 5,422,169.57

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Solution

The fourth proportional to 7,056,338.09, 9,743,231.64 and 5,422,169.57 is: 7,486,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056,338.09 : 9,743,231.64 = 5,422,169.57 : x
  2. Step 2: Convert to fraction form
    7,056,338.09/9,743,231.64 = 5,422,169.57/x
  3. Step 3: Cross multiply
    7,056,338.09x = 9,743,231.64 × 5,422,169.57
  4. Step 4: Simplify right side
    7,056,338.09x = 52,829,454,111,869.20
  5. Step 5: Solve for x
    x = 52,829,454,111,869.20/7,056,338.09
  6. Step 6: Final answer
    x = 7,486,808.80

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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.