Home / 21,507,934.80-32,261,902.20-9,563,998.80

Finding the Fourth Proportional to 21,507,934.80, 32,261,902.20 and 9,563,998.80

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Solution

The fourth proportional to 21,507,934.80, 32,261,902.20 and 9,563,998.80 is: 14,345,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,507,934.80 : 32,261,902.20 = 9,563,998.80 : x
  2. Step 2: Convert to fraction form
    21,507,934.80/32,261,902.20 = 9,563,998.80/x
  3. Step 3: Cross multiply
    21,507,934.80x = 32,261,902.20 × 9,563,998.80
  4. Step 4: Simplify right side
    21,507,934.80x = 308,552,793,926,517.38
  5. Step 5: Solve for x
    x = 308,552,793,926,517.38/21,507,934.80
  6. Step 6: Final answer
    x = 14,345,998.20

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1.5x scale

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.