Home / 18,105,160.78-24,984,361.33-10,265,200.45

Finding the Fourth Proportional to 18,105,160.78, 24,984,361.33 and 10,265,200.45

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Solution

The fourth proportional to 18,105,160.78, 24,984,361.33 and 10,265,200.45 is: 14,165,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,105,160.78 : 24,984,361.33 = 10,265,200.45 : x
  2. Step 2: Convert to fraction form
    18,105,160.78/24,984,361.33 = 10,265,200.45/x
  3. Step 3: Cross multiply
    18,105,160.78x = 24,984,361.33 × 10,265,200.45
  4. Step 4: Simplify right side
    18,105,160.78x = 256,469,476,991,430.78
  5. Step 5: Solve for x
    x = 256,469,476,991,430.78/18,105,160.78
  6. Step 6: Final answer
    x = 14,165,545.40

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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.