Home / 12,224,631.26-16,870,091.19-7,643,608.22

Finding the Fourth Proportional to 12,224,631.26, 16,870,091.19 and 7,643,608.22

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Solution

The fourth proportional to 12,224,631.26, 16,870,091.19 and 7,643,608.22 is: 10,548,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,631.26 : 16,870,091.19 = 7,643,608.22 : x
  2. Step 2: Convert to fraction form
    12,224,631.26/16,870,091.19 = 7,643,608.22/x
  3. Step 3: Cross multiply
    12,224,631.26x = 16,870,091.19 × 7,643,608.22
  4. Step 4: Simplify right side
    12,224,631.26x = 128,948,367,692,033.59
  5. Step 5: Solve for x
    x = 128,948,367,692,033.59/12,224,631.26
  6. Step 6: Final answer
    x = 10,548,241.90

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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.