Home / 7,461,842.20-11,195,528.10-2,977,336.60

Finding the Fourth Proportional to 7,461,842.20, 11,195,528.10 and 2,977,336.60

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Solution

The fourth proportional to 7,461,842.20, 11,195,528.10 and 2,977,336.60 is: 4,467,108.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,842.20 : 11,195,528.10 = 2,977,336.60 : x
  2. Step 2: Convert to fraction form
    7,461,842.20/11,195,528.10 = 2,977,336.60/x
  3. Step 3: Cross multiply
    7,461,842.20x = 11,195,528.10 × 2,977,336.60
  4. Step 4: Simplify right side
    7,461,842.20x = 33,332,855,568,458.46
  5. Step 5: Solve for x
    x = 33,332,855,568,458.46/7,461,842.20
  6. Step 6: Final answer
    x = 4,467,108.08

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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.