Home / 69,393,077.28-95,763,009.60-38,453,762.88

Finding the Fourth Proportional to 69,393,077.28, 95,763,009.60 and 38,453,762.88

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Solution

The fourth proportional to 69,393,077.28, 95,763,009.60 and 38,453,762.88 is: 53,066,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,393,077.28 : 95,763,009.60 = 38,453,762.88 : x
  2. Step 2: Convert to fraction form
    69,393,077.28/95,763,009.60 = 38,453,762.88/x
  3. Step 3: Cross multiply
    69,393,077.28x = 95,763,009.60 × 38,453,762.88
  4. Step 4: Simplify right side
    69,393,077.28x = 3,682,448,063,833,563.50
  5. Step 5: Solve for x
    x = 3,682,448,063,833,563.50/69,393,077.28
  6. Step 6: Final answer
    x = 53,066,504.73

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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.