Home / 22,462,989.31-30,998,924.67-12,149,712.69

Finding the Fourth Proportional to 22,462,989.31, 30,998,924.67 and 12,149,712.69

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Solution

The fourth proportional to 22,462,989.31, 30,998,924.67 and 12,149,712.69 is: 16,766,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,462,989.31 : 30,998,924.67 = 12,149,712.69 : x
  2. Step 2: Convert to fraction form
    22,462,989.31/30,998,924.67 = 12,149,712.69/x
  3. Step 3: Cross multiply
    22,462,989.31x = 30,998,924.67 × 12,149,712.69
  4. Step 4: Simplify right side
    22,462,989.31x = 376,628,028,439,453.06
  5. Step 5: Solve for x
    x = 376,628,028,439,453.06/22,462,989.31
  6. Step 6: Final answer
    x = 16,766,603.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.