Home / 28,558,045.20-42,837,067.80-27,314,079.60

Finding the Fourth Proportional to 28,558,045.20, 42,837,067.80 and 27,314,079.60

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Solution

The fourth proportional to 28,558,045.20, 42,837,067.80 and 27,314,079.60 is: 40,971,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,558,045.20 : 42,837,067.80 = 27,314,079.60 : x
  2. Step 2: Convert to fraction form
    28,558,045.20/42,837,067.80 = 27,314,079.60/x
  3. Step 3: Cross multiply
    28,558,045.20x = 42,837,067.80 × 27,314,079.60
  4. Step 4: Simplify right side
    28,558,045.20x = 1,170,055,079,719,796.75
  5. Step 5: Solve for x
    x = 1,170,055,079,719,796.75/28,558,045.20
  6. Step 6: Final answer
    x = 40,971,119.40

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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.