Home / 13,288,518.55-18,654,314.45-13,288,518.55

Finding the Fourth Proportional to 13,288,518.55, 18,654,314.45 and 13,288,518.55

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Solution

The fourth proportional to 13,288,518.55, 18,654,314.45 and 13,288,518.55 is: 18,654,314.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,518.55 : 18,654,314.45 = 13,288,518.55 : x
  2. Step 2: Convert to fraction form
    13,288,518.55/18,654,314.45 = 13,288,518.55/x
  3. Step 3: Cross multiply
    13,288,518.55x = 18,654,314.45 × 13,288,518.55
  4. Step 4: Simplify right side
    13,288,518.55x = 247,888,203,606,358.06
  5. Step 5: Solve for x
    x = 247,888,203,606,358.06/13,288,518.55
  6. Step 6: Final answer
    x = 18,654,314.45

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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.