Home / 18,448,538.10-27,672,807.15-11,746,662.90

Finding the Fourth Proportional to 18,448,538.10, 27,672,807.15 and 11,746,662.90

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Solution

The fourth proportional to 18,448,538.10, 27,672,807.15 and 11,746,662.90 is: 17,619,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448,538.10 : 27,672,807.15 = 11,746,662.90 : x
  2. Step 2: Convert to fraction form
    18,448,538.10/27,672,807.15 = 11,746,662.90/x
  3. Step 3: Cross multiply
    18,448,538.10x = 27,672,807.15 × 11,746,662.90
  4. Step 4: Simplify right side
    18,448,538.10x = 325,063,137,087,759.75
  5. Step 5: Solve for x
    x = 325,063,137,087,759.75/18,448,538.10
  6. Step 6: Final answer
    x = 17,619,994.35

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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.