Home / 13,248,156.96-18,282,556.98-7,367,872.86

Finding the Fourth Proportional to 13,248,156.96, 18,282,556.98 and 7,367,872.86

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Solution

The fourth proportional to 13,248,156.96, 18,282,556.98 and 7,367,872.86 is: 10,167,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,156.96 : 18,282,556.98 = 7,367,872.86 : x
  2. Step 2: Convert to fraction form
    13,248,156.96/18,282,556.98 = 7,367,872.86/x
  3. Step 3: Cross multiply
    13,248,156.96x = 18,282,556.98 × 7,367,872.86
  4. Step 4: Simplify right side
    13,248,156.96x = 134,703,555,384,345.58
  5. Step 5: Solve for x
    x = 134,703,555,384,345.58/13,248,156.96
  6. Step 6: Final answer
    x = 10,167,720.37

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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.