Home / 73,561,998.78-101,523,531.56-40,525,633.30

Finding the Fourth Proportional to 73,561,998.78, 101,523,531.56 and 40,525,633.30

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Solution

The fourth proportional to 73,561,998.78, 101,523,531.56 and 40,525,633.30 is: 55,929,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,561,998.78 : 101,523,531.56 = 40,525,633.30 : x
  2. Step 2: Convert to fraction form
    73,561,998.78/101,523,531.56 = 40,525,633.30/x
  3. Step 3: Cross multiply
    73,561,998.78x = 101,523,531.56 × 40,525,633.30
  4. Step 4: Simplify right side
    73,561,998.78x = 4,114,305,411,321,536.50
  5. Step 5: Solve for x
    x = 4,114,305,411,321,536.50/73,561,998.78
  6. Step 6: Final answer
    x = 55,929,766.45

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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.