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Finding the Fourth Proportional to 54,317,601.60, 81,476,402.40 and 37,098,913.20

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Solution

The fourth proportional to 54,317,601.60, 81,476,402.40 and 37,098,913.20 is: 55,648,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,317,601.60 : 81,476,402.40 = 37,098,913.20 : x
  2. Step 2: Convert to fraction form
    54,317,601.60/81,476,402.40 = 37,098,913.20/x
  3. Step 3: Cross multiply
    54,317,601.60x = 81,476,402.40 × 37,098,913.20
  4. Step 4: Simplify right side
    54,317,601.60x = 3,022,685,980,485,872
  5. Step 5: Solve for x
    x = 3,022,685,980,485,872/54,317,601.60
  6. Step 6: Final answer
    x = 55,648,369.80

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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.