Home / 69,780,109.06-96,296,555.13-38,839,614.34

Finding the Fourth Proportional to 69,780,109.06, 96,296,555.13 and 38,839,614.34

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Solution

The fourth proportional to 69,780,109.06, 96,296,555.13 and 38,839,614.34 is: 53,598,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,780,109.06 : 96,296,555.13 = 38,839,614.34 : x
  2. Step 2: Convert to fraction form
    69,780,109.06/96,296,555.13 = 38,839,614.34/x
  3. Step 3: Cross multiply
    69,780,109.06x = 96,296,555.13 × 38,839,614.34
  4. Step 4: Simplify right side
    69,780,109.06x = 3,740,121,063,519,748.50
  5. Step 5: Solve for x
    x = 3,740,121,063,519,748.50/69,780,109.06
  6. Step 6: Final answer
    x = 53,598,670.36

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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.