Home / 55,640,785.40-83,422,298.10-32,909,982.20

Finding the Fourth Proportional to 55,640,785.40, 83,422,298.10 and 32,909,982.20

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Solution

The fourth proportional to 55,640,785.40, 83,422,298.10 and 32,909,982.20 is: 49,341,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,640,785.40 : 83,422,298.10 = 32,909,982.20 : x
  2. Step 2: Convert to fraction form
    55,640,785.40/83,422,298.10 = 32,909,982.20/x
  3. Step 3: Cross multiply
    55,640,785.40x = 83,422,298.10 × 32,909,982.20
  4. Step 4: Simplify right side
    55,640,785.40x = 2,745,426,345,554,093.50
  5. Step 5: Solve for x
    x = 2,745,426,345,554,093.50/55,640,785.40
  6. Step 6: Final answer
    x = 49,341,976.86

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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.