Home / 55,128,812.49-82,744,318.53-27,854,274.60

Finding the Fourth Proportional to 55,128,812.49, 82,744,318.53 and 27,854,274.60

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Solution

The fourth proportional to 55,128,812.49, 82,744,318.53 and 27,854,274.60 is: 41,807,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,128,812.49 : 82,744,318.53 = 27,854,274.60 : x
  2. Step 2: Convert to fraction form
    55,128,812.49/82,744,318.53 = 27,854,274.60/x
  3. Step 3: Cross multiply
    55,128,812.49x = 82,744,318.53 × 27,854,274.60
  4. Step 4: Simplify right side
    55,128,812.49x = 2,304,782,969,924,488.50
  5. Step 5: Solve for x
    x = 2,304,782,969,924,488.50/55,128,812.49
  6. Step 6: Final answer
    x = 41,807,230.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.