Home / 16,147,132.08-22,288,439.16-9,622,808.88

Finding the Fourth Proportional to 16,147,132.08, 22,288,439.16 and 9,622,808.88

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Solution

The fourth proportional to 16,147,132.08, 22,288,439.16 and 9,622,808.88 is: 13,282,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,147,132.08 : 22,288,439.16 = 9,622,808.88 : x
  2. Step 2: Convert to fraction form
    16,147,132.08/22,288,439.16 = 9,622,808.88/x
  3. Step 3: Cross multiply
    16,147,132.08x = 22,288,439.16 × 9,622,808.88
  4. Step 4: Simplify right side
    16,147,132.08x = 214,477,390,270,187.75
  5. Step 5: Solve for x
    x = 214,477,390,270,187.75/16,147,132.08
  6. Step 6: Final answer
    x = 13,282,692.51

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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.