Home / 7,465,053.44-10,302,100.48-4,202,078.72

Finding the Fourth Proportional to 7,465,053.44, 10,302,100.48 and 4,202,078.72

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Solution

The fourth proportional to 7,465,053.44, 10,302,100.48 and 4,202,078.72 is: 5,799,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465,053.44 : 10,302,100.48 = 4,202,078.72 : x
  2. Step 2: Convert to fraction form
    7,465,053.44/10,302,100.48 = 4,202,078.72/x
  3. Step 3: Cross multiply
    7,465,053.44x = 10,302,100.48 × 4,202,078.72
  4. Step 4: Simplify right side
    7,465,053.44x = 43,290,237,198,309.78
  5. Step 5: Solve for x
    x = 43,290,237,198,309.78/7,465,053.44
  6. Step 6: Final answer
    x = 5,799,052.55

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Double scale
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Similar ratio
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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.