Home / 69,489,982.72-95,896,289.28-38,550,152.44

Finding the Fourth Proportional to 69,489,982.72, 95,896,289.28 and 38,550,152.44

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Solution

The fourth proportional to 69,489,982.72, 95,896,289.28 and 38,550,152.44 is: 53,199,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,489,982.72 : 95,896,289.28 = 38,550,152.44 : x
  2. Step 2: Convert to fraction form
    69,489,982.72/95,896,289.28 = 38,550,152.44/x
  3. Step 3: Cross multiply
    69,489,982.72x = 95,896,289.28 × 38,550,152.44
  4. Step 4: Simplify right side
    69,489,982.72x = 3,696,816,570,174,337.50
  5. Step 5: Solve for x
    x = 3,696,816,570,174,337.50/69,489,982.72
  6. Step 6: Final answer
    x = 53,199,273.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.