Home / 12,302,438.10-18,453,657.15-3,204,518.10

Finding the Fourth Proportional to 12,302,438.10, 18,453,657.15 and 3,204,518.10

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Solution

The fourth proportional to 12,302,438.10, 18,453,657.15 and 3,204,518.10 is: 4,806,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,438.10 : 18,453,657.15 = 3,204,518.10 : x
  2. Step 2: Convert to fraction form
    12,302,438.10/18,453,657.15 = 3,204,518.10/x
  3. Step 3: Cross multiply
    12,302,438.10x = 18,453,657.15 × 3,204,518.10
  4. Step 4: Simplify right side
    12,302,438.10x = 59,135,078,348,369.41
  5. Step 5: Solve for x
    x = 59,135,078,348,369.41/12,302,438.10
  6. Step 6: Final answer
    x = 4,806,777.15

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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.