Home / 16,198,147.28-22,359,072.48-9,325,368.56

Finding the Fourth Proportional to 16,198,147.28, 22,359,072.48 and 9,325,368.56

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Solution

The fourth proportional to 16,198,147.28, 22,359,072.48 and 9,325,368.56 is: 12,872,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198,147.28 : 22,359,072.48 = 9,325,368.56 : x
  2. Step 2: Convert to fraction form
    16,198,147.28/22,359,072.48 = 9,325,368.56/x
  3. Step 3: Cross multiply
    16,198,147.28x = 22,359,072.48 × 9,325,368.56
  4. Step 4: Simplify right side
    16,198,147.28x = 208,506,591,535,753.25
  5. Step 5: Solve for x
    x = 208,506,591,535,753.25/16,198,147.28
  6. Step 6: Final answer
    x = 12,872,249.40

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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.