Home / 13,159,798.20-19,716,077.70-11,270,230.20

Finding the Fourth Proportional to 13,159,798.20, 19,716,077.70 and 11,270,230.20

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Solution

The fourth proportional to 13,159,798.20, 19,716,077.70 and 11,270,230.20 is: 16,885,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,159,798.20 : 19,716,077.70 = 11,270,230.20 : x
  2. Step 2: Convert to fraction form
    13,159,798.20/19,716,077.70 = 11,270,230.20/x
  3. Step 3: Cross multiply
    13,159,798.20x = 19,716,077.70 × 11,270,230.20
  4. Step 4: Simplify right side
    13,159,798.20x = 222,204,734,320,086.53
  5. Step 5: Solve for x
    x = 222,204,734,320,086.53/13,159,798.20
  6. Step 6: Final answer
    x = 16,885,117.15

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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.