Home / 7,266,820.72-10,902,362.70-2,149,385.50

Finding the Fourth Proportional to 7,266,820.72, 10,902,362.70 and 2,149,385.50

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Solution

The fourth proportional to 7,266,820.72, 10,902,362.70 and 2,149,385.50 is: 3,224,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,820.72 : 10,902,362.70 = 2,149,385.50 : x
  2. Step 2: Convert to fraction form
    7,266,820.72/10,902,362.70 = 2,149,385.50/x
  3. Step 3: Cross multiply
    7,266,820.72x = 10,902,362.70 × 2,149,385.50
  4. Step 4: Simplify right side
    7,266,820.72x = 23,433,380,303,120.85
  5. Step 5: Solve for x
    x = 23,433,380,303,120.85/7,266,820.72
  6. Step 6: Final answer
    x = 3,224,708.74

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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.