Home / 12,022,464.84-18,039,611.34-5,631,612.36

Finding the Fourth Proportional to 12,022,464.84, 18,039,611.34 and 5,631,612.36

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Solution

The fourth proportional to 12,022,464.84, 18,039,611.34 and 5,631,612.36 is: 8,450,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022,464.84 : 18,039,611.34 = 5,631,612.36 : x
  2. Step 2: Convert to fraction form
    12,022,464.84/18,039,611.34 = 5,631,612.36/x
  3. Step 3: Cross multiply
    12,022,464.84x = 18,039,611.34 × 5,631,612.36
  4. Step 4: Simplify right side
    12,022,464.84x = 101,592,098,191,940.17
  5. Step 5: Solve for x
    x = 101,592,098,191,940.17/12,022,464.84
  6. Step 6: Final answer
    x = 8,450,188.84

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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.