Home / 6,490,170.45-9,736,849.80-2,230,399.89

Finding the Fourth Proportional to 6,490,170.45, 9,736,849.80 and 2,230,399.89

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Solution

The fourth proportional to 6,490,170.45, 9,736,849.80 and 2,230,399.89 is: 3,346,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,490,170.45 : 9,736,849.80 = 2,230,399.89 : x
  2. Step 2: Convert to fraction form
    6,490,170.45/9,736,849.80 = 2,230,399.89/x
  3. Step 3: Cross multiply
    6,490,170.45x = 9,736,849.80 × 2,230,399.89
  4. Step 4: Simplify right side
    6,490,170.45x = 21,717,068,722,866.52
  5. Step 5: Solve for x
    x = 21,717,068,722,866.52/6,490,170.45
  6. Step 6: Final answer
    x = 3,346,147.67

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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.