Home / 66,754,832.91-100,143,554.79-23,023,717.60

Finding the Fourth Proportional to 66,754,832.91, 100,143,554.79 and 23,023,717.60

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Solution

The fourth proportional to 66,754,832.91, 100,143,554.79 and 23,023,717.60 is: 34,539,475.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,754,832.91 : 100,143,554.79 = 23,023,717.60 : x
  2. Step 2: Convert to fraction form
    66,754,832.91/100,143,554.79 = 23,023,717.60/x
  3. Step 3: Cross multiply
    66,754,832.91x = 100,143,554.79 × 23,023,717.60
  4. Step 4: Simplify right side
    66,754,832.91x = 2,305,676,924,945,087.50
  5. Step 5: Solve for x
    x = 2,305,676,924,945,087.50/66,754,832.91
  6. Step 6: Final answer
    x = 34,539,475.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.