Home / 12,448,035.20-18,672,052.80-2,992,419.20

Finding the Fourth Proportional to 12,448,035.20, 18,672,052.80 and 2,992,419.20

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Solution

The fourth proportional to 12,448,035.20, 18,672,052.80 and 2,992,419.20 is: 4,488,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,035.20 : 18,672,052.80 = 2,992,419.20 : x
  2. Step 2: Convert to fraction form
    12,448,035.20/18,672,052.80 = 2,992,419.20/x
  3. Step 3: Cross multiply
    12,448,035.20x = 18,672,052.80 × 2,992,419.20
  4. Step 4: Simplify right side
    12,448,035.20x = 55,874,609,302,133.77
  5. Step 5: Solve for x
    x = 55,874,609,302,133.77/12,448,035.20
  6. Step 6: Final answer
    x = 4,488,628.80

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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.