Home / 9,668,028.20-14,489,600.70-7,412,988.20

Finding the Fourth Proportional to 9,668,028.20, 14,489,600.70 and 7,412,988.20

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Solution

The fourth proportional to 9,668,028.20, 14,489,600.70 and 7,412,988.20 is: 11,109,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668,028.20 : 14,489,600.70 = 7,412,988.20 : x
  2. Step 2: Convert to fraction form
    9,668,028.20/14,489,600.70 = 7,412,988.20/x
  3. Step 3: Cross multiply
    9,668,028.20x = 14,489,600.70 × 7,412,988.20
  4. Step 4: Simplify right side
    9,668,028.20x = 107,411,239,011,811.73
  5. Step 5: Solve for x
    x = 107,411,239,011,811.73/9,668,028.20
  6. Step 6: Final answer
    x = 11,109,942.67

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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.