Home / 7,343,999.90-11,015,999.85-4,469,990.30

Finding the Fourth Proportional to 7,343,999.90, 11,015,999.85 and 4,469,990.30

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Solution

The fourth proportional to 7,343,999.90, 11,015,999.85 and 4,469,990.30 is: 6,704,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343,999.90 : 11,015,999.85 = 4,469,990.30 : x
  2. Step 2: Convert to fraction form
    7,343,999.90/11,015,999.85 = 4,469,990.30/x
  3. Step 3: Cross multiply
    7,343,999.90x = 11,015,999.85 × 4,469,990.30
  4. Step 4: Simplify right side
    7,343,999.90x = 49,241,412,474,301.45
  5. Step 5: Solve for x
    x = 49,241,412,474,301.45/7,343,999.90
  6. Step 6: Final answer
    x = 6,704,985.45

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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.