Home / 10,298,866.20-15,455,297.70-5,749,906.20

Finding the Fourth Proportional to 10,298,866.20, 15,455,297.70 and 5,749,906.20

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Solution

The fourth proportional to 10,298,866.20, 15,455,297.70 and 5,749,906.20 is: 8,628,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298,866.20 : 15,455,297.70 = 5,749,906.20 : x
  2. Step 2: Convert to fraction form
    10,298,866.20/15,455,297.70 = 5,749,906.20/x
  3. Step 3: Cross multiply
    10,298,866.20x = 15,455,297.70 × 5,749,906.20
  4. Step 4: Simplify right side
    10,298,866.20x = 88,866,512,068,075.73
  5. Step 5: Solve for x
    x = 88,866,512,068,075.73/10,298,866.20
  6. Step 6: Final answer
    x = 8,628,766.54

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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.