Home / 31,211,401.20-46,825,266.60-12,042,783.60

Finding the Fourth Proportional to 31,211,401.20, 46,825,266.60 and 12,042,783.60

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Solution

The fourth proportional to 31,211,401.20, 46,825,266.60 and 12,042,783.60 is: 18,067,325.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,211,401.20 : 46,825,266.60 = 12,042,783.60 : x
  2. Step 2: Convert to fraction form
    31,211,401.20/46,825,266.60 = 12,042,783.60/x
  3. Step 3: Cross multiply
    31,211,401.20x = 46,825,266.60 × 12,042,783.60
  4. Step 4: Simplify right side
    31,211,401.20x = 563,906,552,676,107.75
  5. Step 5: Solve for x
    x = 563,906,552,676,107.75/31,211,401.20
  6. Step 6: Final answer
    x = 18,067,325.75

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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.