Home / 15,455,080.45-23,182,620.68-13,565,512.45

Finding the Fourth Proportional to 15,455,080.45, 23,182,620.68 and 13,565,512.45

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Solution

The fourth proportional to 15,455,080.45, 23,182,620.68 and 13,565,512.45 is: 20,348,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455,080.45 : 23,182,620.68 = 13,565,512.45 : x
  2. Step 2: Convert to fraction form
    15,455,080.45/23,182,620.68 = 13,565,512.45/x
  3. Step 3: Cross multiply
    15,455,080.45x = 23,182,620.68 × 13,565,512.45
  4. Step 4: Simplify right side
    15,455,080.45x = 314,484,129,458,167.44
  5. Step 5: Solve for x
    x = 314,484,129,458,167.44/15,455,080.45
  6. Step 6: Final answer
    x = 20,348,268.68

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.