Home / 12,567,150.16-18,879,102.03-7,452,934.49

Finding the Fourth Proportional to 12,567,150.16, 18,879,102.03 and 7,452,934.49

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Solution

The fourth proportional to 12,567,150.16, 18,879,102.03 and 7,452,934.49 is: 11,196,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,150.16 : 18,879,102.03 = 7,452,934.49 : x
  2. Step 2: Convert to fraction form
    12,567,150.16/18,879,102.03 = 7,452,934.49/x
  3. Step 3: Cross multiply
    12,567,150.16x = 18,879,102.03 × 7,452,934.49
  4. Step 4: Simplify right side
    12,567,150.16x = 140,704,710,659,616.03
  5. Step 5: Solve for x
    x = 140,704,710,659,616.03/12,567,150.16
  6. Step 6: Final answer
    x = 11,196,230.56

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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.