Home / 18,685,653.40-25,786,160.22-10,536,834.52

Finding the Fourth Proportional to 18,685,653.40, 25,786,160.22 and 10,536,834.52

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Solution

The fourth proportional to 18,685,653.40, 25,786,160.22 and 10,536,834.52 is: 14,540,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,685,653.40 : 25,786,160.22 = 10,536,834.52 : x
  2. Step 2: Convert to fraction form
    18,685,653.40/25,786,160.22 = 10,536,834.52/x
  3. Step 3: Cross multiply
    18,685,653.40x = 25,786,160.22 × 10,536,834.52
  4. Step 4: Simplify right side
    18,685,653.40x = 271,704,503,144,346.78
  5. Step 5: Solve for x
    x = 271,704,503,144,346.78/18,685,653.40
  6. Step 6: Final answer
    x = 14,540,808.25

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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.