Home / 54,256,574.88-81,385,628.16-15,918,880.56

Finding the Fourth Proportional to 54,256,574.88, 81,385,628.16 and 15,918,880.56

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Solution

The fourth proportional to 54,256,574.88, 81,385,628.16 and 15,918,880.56 is: 23,878,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,256,574.88 : 81,385,628.16 = 15,918,880.56 : x
  2. Step 2: Convert to fraction form
    54,256,574.88/81,385,628.16 = 15,918,880.56/x
  3. Step 3: Cross multiply
    54,256,574.88x = 81,385,628.16 × 15,918,880.56
  4. Step 4: Simplify right side
    54,256,574.88x = 1,295,568,093,979,612.50
  5. Step 5: Solve for x
    x = 1,295,568,093,979,612.50/54,256,574.88
  6. Step 6: Final answer
    x = 23,878,545.54

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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.