Home / 55,760,448.10-83,640,672.15-49,542,588.40

Finding the Fourth Proportional to 55,760,448.10, 83,640,672.15 and 49,542,588.40

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Solution

The fourth proportional to 55,760,448.10, 83,640,672.15 and 49,542,588.40 is: 74,313,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,760,448.10 : 83,640,672.15 = 49,542,588.40 : x
  2. Step 2: Convert to fraction form
    55,760,448.10/83,640,672.15 = 49,542,588.40/x
  3. Step 3: Cross multiply
    55,760,448.10x = 83,640,672.15 × 49,542,588.40
  4. Step 4: Simplify right side
    55,760,448.10x = 4,143,775,393,826,793
  5. Step 5: Solve for x
    x = 4,143,775,393,826,793/55,760,448.10
  6. Step 6: Final answer
    x = 74,313,882.60

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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.