Home / 65,769,222.06-98,663,285.80-20,334,559.50

Finding the Fourth Proportional to 65,769,222.06, 98,663,285.80 and 20,334,559.50

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Solution

The fourth proportional to 65,769,222.06, 98,663,285.80 and 20,334,559.50 is: 30,504,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,769,222.06 : 98,663,285.80 = 20,334,559.50 : x
  2. Step 2: Convert to fraction form
    65,769,222.06/98,663,285.80 = 20,334,559.50/x
  3. Step 3: Cross multiply
    65,769,222.06x = 98,663,285.80 × 20,334,559.50
  4. Step 4: Simplify right side
    65,769,222.06x = 2,006,274,455,565,605
  5. Step 5: Solve for x
    x = 2,006,274,455,565,605/65,769,222.06
  6. Step 6: Final answer
    x = 30,504,761.84

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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.