Home / 18,808,306.43-25,863,422.34-16,323,212.70

Finding the Fourth Proportional to 18,808,306.43, 25,863,422.34 and 16,323,212.70

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Solution

The fourth proportional to 18,808,306.43, 25,863,422.34 and 16,323,212.70 is: 22,446,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,808,306.43 : 25,863,422.34 = 16,323,212.70 : x
  2. Step 2: Convert to fraction form
    18,808,306.43/25,863,422.34 = 16,323,212.70/x
  3. Step 3: Cross multiply
    18,808,306.43x = 25,863,422.34 × 16,323,212.70
  4. Step 4: Simplify right side
    18,808,306.43x = 422,174,144,005,751.69
  5. Step 5: Solve for x
    x = 422,174,144,005,751.69/18,808,306.43
  6. Step 6: Final answer
    x = 22,446,154.08

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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.