Home / 18,645,232.86-25,731,712.94-11,303,375.45

Finding the Fourth Proportional to 18,645,232.86, 25,731,712.94 and 11,303,375.45

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Solution

The fourth proportional to 18,645,232.86, 25,731,712.94 and 11,303,375.45 is: 15,599,441.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,645,232.86 : 25,731,712.94 = 11,303,375.45 : x
  2. Step 2: Convert to fraction form
    18,645,232.86/25,731,712.94 = 11,303,375.45/x
  3. Step 3: Cross multiply
    18,645,232.86x = 25,731,712.94 × 11,303,375.45
  4. Step 4: Simplify right side
    18,645,232.86x = 290,855,212,147,267.88
  5. Step 5: Solve for x
    x = 290,855,212,147,267.88/18,645,232.86
  6. Step 6: Final answer
    x = 15,599,441.12

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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.