Home / 10,367,689.06-15,551,757.74-3,179,063.80

Finding the Fourth Proportional to 10,367,689.06, 15,551,757.74 and 3,179,063.80

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Solution

The fourth proportional to 10,367,689.06, 15,551,757.74 and 3,179,063.80 is: 4,768,664.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,689.06 : 15,551,757.74 = 3,179,063.80 : x
  2. Step 2: Convert to fraction form
    10,367,689.06/15,551,757.74 = 3,179,063.80/x
  3. Step 3: Cross multiply
    10,367,689.06x = 15,551,757.74 × 3,179,063.80
  4. Step 4: Simplify right side
    10,367,689.06x = 49,440,030,057,603.81
  5. Step 5: Solve for x
    x = 49,440,030,057,603.81/10,367,689.06
  6. Step 6: Final answer
    x = 4,768,664.43

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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.