Home / 65,769,223.06-98,663,287.30-20,334,560.50

Finding the Fourth Proportional to 65,769,223.06, 98,663,287.30 and 20,334,560.50

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Solution

The fourth proportional to 65,769,223.06, 98,663,287.30 and 20,334,560.50 is: 30,504,763.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,769,223.06 : 98,663,287.30 = 20,334,560.50 : x
  2. Step 2: Convert to fraction form
    65,769,223.06/98,663,287.30 = 20,334,560.50/x
  3. Step 3: Cross multiply
    65,769,223.06x = 98,663,287.30 × 20,334,560.50
  4. Step 4: Simplify right side
    65,769,223.06x = 2,006,274,584,730,731.50
  5. Step 5: Solve for x
    x = 2,006,274,584,730,731.50/65,769,223.06
  6. Step 6: Final answer
    x = 30,504,763.34

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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.