Home / 31,103,998.80-46,655,998.20-21,946,981.20

Finding the Fourth Proportional to 31,103,998.80, 46,655,998.20 and 21,946,981.20

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Solution

The fourth proportional to 31,103,998.80, 46,655,998.20 and 21,946,981.20 is: 32,920,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,103,998.80 : 46,655,998.20 = 21,946,981.20 : x
  2. Step 2: Convert to fraction form
    31,103,998.80/46,655,998.20 = 21,946,981.20/x
  3. Step 3: Cross multiply
    31,103,998.80x = 46,655,998.20 × 21,946,981.20
  4. Step 4: Simplify right side
    31,103,998.80x = 1,023,958,315,362,633.88
  5. Step 5: Solve for x
    x = 1,023,958,315,362,633.88/31,103,998.80
  6. Step 6: Final answer
    x = 32,920,471.80

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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.