Home / 10,361,628.35-15,542,442.53-8,682,012.35

Finding the Fourth Proportional to 10,361,628.35, 15,542,442.53 and 8,682,012.35

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Solution

The fourth proportional to 10,361,628.35, 15,542,442.53 and 8,682,012.35 is: 13,023,018.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,628.35 : 15,542,442.53 = 8,682,012.35 : x
  2. Step 2: Convert to fraction form
    10,361,628.35/15,542,442.53 = 8,682,012.35/x
  3. Step 3: Cross multiply
    10,361,628.35x = 15,542,442.53 × 8,682,012.35
  4. Step 4: Simplify right side
    10,361,628.35x = 134,939,677,994,625.23
  5. Step 5: Solve for x
    x = 134,939,677,994,625.23/10,361,628.35
  6. Step 6: Final answer
    x = 13,023,018.53

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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.