Home / 12,008,607.44-18,014,018.46-3,921,625.45

Finding the Fourth Proportional to 12,008,607.44, 18,014,018.46 and 3,921,625.45

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Solution

The fourth proportional to 12,008,607.44, 18,014,018.46 and 3,921,625.45 is: 5,882,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008,607.44 : 18,014,018.46 = 3,921,625.45 : x
  2. Step 2: Convert to fraction form
    12,008,607.44/18,014,018.46 = 3,921,625.45/x
  3. Step 3: Cross multiply
    12,008,607.44x = 18,014,018.46 × 3,921,625.45
  4. Step 4: Simplify right side
    12,008,607.44x = 70,644,233,249,505.81
  5. Step 5: Solve for x
    x = 70,644,233,249,505.81/12,008,607.44
  6. Step 6: Final answer
    x = 5,882,799.78

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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.