Home / 13,111,466.70-19,667,200.05-11,836,008.30

Finding the Fourth Proportional to 13,111,466.70, 19,667,200.05 and 11,836,008.30

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Solution

The fourth proportional to 13,111,466.70, 19,667,200.05 and 11,836,008.30 is: 17,754,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,111,466.70 : 19,667,200.05 = 11,836,008.30 : x
  2. Step 2: Convert to fraction form
    13,111,466.70/19,667,200.05 = 11,836,008.30/x
  3. Step 3: Cross multiply
    13,111,466.70x = 19,667,200.05 × 11,836,008.30
  4. Step 4: Simplify right side
    13,111,466.70x = 232,781,143,029,560.44
  5. Step 5: Solve for x
    x = 232,781,143,029,560.44/13,111,466.70
  6. Step 6: Final answer
    x = 17,754,012.45

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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.