Home / 13,407,243.87-18,502,414.70-7,606,270.11

Finding the Fourth Proportional to 13,407,243.87, 18,502,414.70 and 7,606,270.11

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Solution

The fourth proportional to 13,407,243.87, 18,502,414.70 and 7,606,270.11 is: 10,496,889.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,407,243.87 : 18,502,414.70 = 7,606,270.11 : x
  2. Step 2: Convert to fraction form
    13,407,243.87/18,502,414.70 = 7,606,270.11/x
  3. Step 3: Cross multiply
    13,407,243.87x = 18,502,414.70 × 7,606,270.11
  4. Step 4: Simplify right side
    13,407,243.87x = 140,734,363,857,403.28
  5. Step 5: Solve for x
    x = 140,734,363,857,403.28/13,407,243.87
  6. Step 6: Final answer
    x = 10,496,889.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.