Home / 18,449,912.08-25,461,122.80-10,189,949.32

Finding the Fourth Proportional to 18,449,912.08, 25,461,122.80 and 10,189,949.32

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Solution

The fourth proportional to 18,449,912.08, 25,461,122.80 and 10,189,949.32 is: 14,062,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449,912.08 : 25,461,122.80 = 10,189,949.32 : x
  2. Step 2: Convert to fraction form
    18,449,912.08/25,461,122.80 = 10,189,949.32/x
  3. Step 3: Cross multiply
    18,449,912.08x = 25,461,122.80 × 10,189,949.32
  4. Step 4: Simplify right side
    18,449,912.08x = 259,447,550,962,296.50
  5. Step 5: Solve for x
    x = 259,447,550,962,296.50/18,449,912.08
  6. Step 6: Final answer
    x = 14,062,264.90

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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.