Home / 12,259,889.46-18,390,351.78-3,624,009.66

Finding the Fourth Proportional to 12,259,889.46, 18,390,351.78 and 3,624,009.66

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Solution

The fourth proportional to 12,259,889.46, 18,390,351.78 and 3,624,009.66 is: 5,436,167.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259,889.46 : 18,390,351.78 = 3,624,009.66 : x
  2. Step 2: Convert to fraction form
    12,259,889.46/18,390,351.78 = 3,624,009.66/x
  3. Step 3: Cross multiply
    12,259,889.46x = 18,390,351.78 × 3,624,009.66
  4. Step 4: Simplify right side
    12,259,889.46x = 66,646,812,501,518.20
  5. Step 5: Solve for x
    x = 66,646,812,501,518.20/12,259,889.46
  6. Step 6: Final answer
    x = 5,436,167.49

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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.