Home / 69,780,110.06-96,296,556.51-38,839,615.34

Finding the Fourth Proportional to 69,780,110.06, 96,296,556.51 and 38,839,615.34

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Solution

The fourth proportional to 69,780,110.06, 96,296,556.51 and 38,839,615.34 is: 53,598,671.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,780,110.06 : 96,296,556.51 = 38,839,615.34 : x
  2. Step 2: Convert to fraction form
    69,780,110.06/96,296,556.51 = 38,839,615.34/x
  3. Step 3: Cross multiply
    69,780,110.06x = 96,296,556.51 × 38,839,615.34
  4. Step 4: Simplify right side
    69,780,110.06x = 3,740,121,213,414,973.50
  5. Step 5: Solve for x
    x = 3,740,121,213,414,973.50/69,780,110.06
  6. Step 6: Final answer
    x = 53,598,671.74

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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.