Home / 7,176,237.30-10,766,429.55-2,127,669.30

Finding the Fourth Proportional to 7,176,237.30, 10,766,429.55 and 2,127,669.30

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Solution

The fourth proportional to 7,176,237.30, 10,766,429.55 and 2,127,669.30 is: 3,192,118.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,237.30 : 10,766,429.55 = 2,127,669.30 : x
  2. Step 2: Convert to fraction form
    7,176,237.30/10,766,429.55 = 2,127,669.30/x
  3. Step 3: Cross multiply
    7,176,237.30x = 10,766,429.55 × 2,127,669.30
  4. Step 4: Simplify right side
    7,176,237.30x = 22,907,401,624,147.82
  5. Step 5: Solve for x
    x = 22,907,401,624,147.82/7,176,237.30
  6. Step 6: Final answer
    x = 3,192,118.75

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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.