Home / 54,305,322.50-81,442,039.70-15,957,719.30

Finding the Fourth Proportional to 54,305,322.50, 81,442,039.70 and 15,957,719.30

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Solution

The fourth proportional to 54,305,322.50, 81,442,039.70 and 15,957,719.30 is: 23,931,893.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,305,322.50 : 81,442,039.70 = 15,957,719.30 : x
  2. Step 2: Convert to fraction form
    54,305,322.50/81,442,039.70 = 15,957,719.30/x
  3. Step 3: Cross multiply
    54,305,322.50x = 81,442,039.70 × 15,957,719.30
  4. Step 4: Simplify right side
    54,305,322.50x = 1,299,629,208,752,056.25
  5. Step 5: Solve for x
    x = 1,299,629,208,752,056.25/54,305,322.50
  6. Step 6: Final answer
    x = 23,931,893.76

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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.