Home / 15,753,620.80-23,648,145.90-12,175,251.40

Finding the Fourth Proportional to 15,753,620.80, 23,648,145.90 and 12,175,251.40

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Solution

The fourth proportional to 15,753,620.80, 23,648,145.90 and 12,175,251.40 is: 18,276,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753,620.80 : 23,648,145.90 = 12,175,251.40 : x
  2. Step 2: Convert to fraction form
    15,753,620.80/23,648,145.90 = 12,175,251.40/x
  3. Step 3: Cross multiply
    15,753,620.80x = 23,648,145.90 × 12,175,251.40
  4. Step 4: Simplify right side
    15,753,620.80x = 287,922,121,476,379.25
  5. Step 5: Solve for x
    x = 287,922,121,476,379.25/15,753,620.80
  6. Step 6: Final answer
    x = 18,276,567.98

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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.