Home / 31,104,107.40-46,656,161.10-21,362,334.60

Finding the Fourth Proportional to 31,104,107.40, 46,656,161.10 and 21,362,334.60

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Solution

The fourth proportional to 31,104,107.40, 46,656,161.10 and 21,362,334.60 is: 32,043,501.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,107.40 : 46,656,161.10 = 21,362,334.60 : x
  2. Step 2: Convert to fraction form
    31,104,107.40/46,656,161.10 = 21,362,334.60/x
  3. Step 3: Cross multiply
    31,104,107.40x = 46,656,161.10 × 21,362,334.60
  4. Step 4: Simplify right side
    31,104,107.40x = 996,684,524,569,704.12
  5. Step 5: Solve for x
    x = 996,684,524,569,704.12/31,104,107.40
  6. Step 6: Final answer
    x = 32,043,501.90

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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.