Home / 28,002,833.10-42,004,249.65-22,334,129.10

Finding the Fourth Proportional to 28,002,833.10, 42,004,249.65 and 22,334,129.10

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Solution

The fourth proportional to 28,002,833.10, 42,004,249.65 and 22,334,129.10 is: 33,501,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,002,833.10 : 42,004,249.65 = 22,334,129.10 : x
  2. Step 2: Convert to fraction form
    28,002,833.10/42,004,249.65 = 22,334,129.10/x
  3. Step 3: Cross multiply
    28,002,833.10x = 42,004,249.65 × 22,334,129.10
  4. Step 4: Simplify right side
    28,002,833.10x = 938,128,334,431,729.88
  5. Step 5: Solve for x
    x = 938,128,334,431,729.88/28,002,833.10
  6. Step 6: Final answer
    x = 33,501,193.65

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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.