Home / 54,012,583.70-81,056,200.35-38,879,450.90

Finding the Fourth Proportional to 54,012,583.70, 81,056,200.35 and 38,879,450.90

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Solution

The fourth proportional to 54,012,583.70, 81,056,200.35 and 38,879,450.90 is: 58,346,043.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,012,583.70 : 81,056,200.35 = 38,879,450.90 : x
  2. Step 2: Convert to fraction form
    54,012,583.70/81,056,200.35 = 38,879,450.90/x
  3. Step 3: Cross multiply
    54,012,583.70x = 81,056,200.35 × 38,879,450.90
  4. Step 4: Simplify right side
    54,012,583.70x = 3,151,420,561,648,387.50
  5. Step 5: Solve for x
    x = 3,151,420,561,648,387.50/54,012,583.70
  6. Step 6: Final answer
    x = 58,346,043.57

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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.