Home / 13,288,520.05-18,654,316.55-13,288,520.05

Finding the Fourth Proportional to 13,288,520.05, 18,654,316.55 and 13,288,520.05

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Solution

The fourth proportional to 13,288,520.05, 18,654,316.55 and 13,288,520.05 is: 18,654,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,520.05 : 18,654,316.55 = 13,288,520.05 : x
  2. Step 2: Convert to fraction form
    13,288,520.05/18,654,316.55 = 13,288,520.05/x
  3. Step 3: Cross multiply
    13,288,520.05x = 18,654,316.55 × 13,288,520.05
  4. Step 4: Simplify right side
    13,288,520.05x = 247,888,259,493,721.84
  5. Step 5: Solve for x
    x = 247,888,259,493,721.84/13,288,520.05
  6. Step 6: Final answer
    x = 18,654,316.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.