Home / 54,683,800.87-82,033,857.56-20,137,546.39

Finding the Fourth Proportional to 54,683,800.87, 82,033,857.56 and 20,137,546.39

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Solution

The fourth proportional to 54,683,800.87, 82,033,857.56 and 20,137,546.39 is: 30,209,323.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,683,800.87 : 82,033,857.56 = 20,137,546.39 : x
  2. Step 2: Convert to fraction form
    54,683,800.87/82,033,857.56 = 20,137,546.39/x
  3. Step 3: Cross multiply
    54,683,800.87x = 82,033,857.56 × 20,137,546.39
  4. Step 4: Simplify right side
    54,683,800.87x = 1,651,960,612,165,152.25
  5. Step 5: Solve for x
    x = 1,651,960,612,165,152.25/54,683,800.87
  6. Step 6: Final answer
    x = 30,209,323.16

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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.