Home / 23,019,107.10-31,764,106.77-12,705,165.90

Finding the Fourth Proportional to 23,019,107.10, 31,764,106.77 and 12,705,165.90

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Solution

The fourth proportional to 23,019,107.10, 31,764,106.77 and 12,705,165.90 is: 17,531,880.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,019,107.10 : 31,764,106.77 = 12,705,165.90 : x
  2. Step 2: Convert to fraction form
    23,019,107.10/31,764,106.77 = 12,705,165.90/x
  3. Step 3: Cross multiply
    23,019,107.10x = 31,764,106.77 × 12,705,165.90
  4. Step 4: Simplify right side
    23,019,107.10x = 403,568,246,178,163.12
  5. Step 5: Solve for x
    x = 403,568,246,178,163.12/23,019,107.10
  6. Step 6: Final answer
    x = 17,531,880.99

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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.