Home / 12,674,006.70-19,011,010.05-12,226,109.10

Finding the Fourth Proportional to 12,674,006.70, 19,011,010.05 and 12,226,109.10

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Solution

The fourth proportional to 12,674,006.70, 19,011,010.05 and 12,226,109.10 is: 18,339,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674,006.70 : 19,011,010.05 = 12,226,109.10 : x
  2. Step 2: Convert to fraction form
    12,674,006.70/19,011,010.05 = 12,226,109.10/x
  3. Step 3: Cross multiply
    12,674,006.70x = 19,011,010.05 × 12,226,109.10
  4. Step 4: Simplify right side
    12,674,006.70x = 232,430,682,972,496.47
  5. Step 5: Solve for x
    x = 232,430,682,972,496.47/12,674,006.70
  6. Step 6: Final answer
    x = 18,339,163.65

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Double scale
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Similar ratio
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1.5x scale

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.