Home / 23,093,465.46-31,869,982.62-12,780,191.90

Finding the Fourth Proportional to 23,093,465.46, 31,869,982.62 and 12,780,191.90

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Solution

The fourth proportional to 23,093,465.46, 31,869,982.62 and 12,780,191.90 is: 17,637,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,093,465.46 : 31,869,982.62 = 12,780,191.90 : x
  2. Step 2: Convert to fraction form
    23,093,465.46/31,869,982.62 = 12,780,191.90/x
  3. Step 3: Cross multiply
    23,093,465.46x = 31,869,982.62 × 12,780,191.90
  4. Step 4: Simplify right side
    23,093,465.46x = 407,304,493,573,914.88
  5. Step 5: Solve for x
    x = 407,304,493,573,914.88/23,093,465.46
  6. Step 6: Final answer
    x = 17,637,218.38

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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.