Home / 13,377,842.70-20,066,764.05-9,346,764.30

Finding the Fourth Proportional to 13,377,842.70, 20,066,764.05 and 9,346,764.30

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Solution

The fourth proportional to 13,377,842.70, 20,066,764.05 and 9,346,764.30 is: 14,020,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,842.70 : 20,066,764.05 = 9,346,764.30 : x
  2. Step 2: Convert to fraction form
    13,377,842.70/20,066,764.05 = 9,346,764.30/x
  3. Step 3: Cross multiply
    13,377,842.70x = 20,066,764.05 × 9,346,764.30
  4. Step 4: Simplify right side
    13,377,842.70x = 187,559,313,839,063.44
  5. Step 5: Solve for x
    x = 187,559,313,839,063.44/13,377,842.70
  6. Step 6: Final answer
    x = 14,020,146.45

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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.