Home / 16,091,973.80-24,137,960.70-15,979,999.40

Finding the Fourth Proportional to 16,091,973.80, 24,137,960.70 and 15,979,999.40

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Solution

The fourth proportional to 16,091,973.80, 24,137,960.70 and 15,979,999.40 is: 23,969,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091,973.80 : 24,137,960.70 = 15,979,999.40 : x
  2. Step 2: Convert to fraction form
    16,091,973.80/24,137,960.70 = 15,979,999.40/x
  3. Step 3: Cross multiply
    16,091,973.80x = 24,137,960.70 × 15,979,999.40
  4. Step 4: Simplify right side
    16,091,973.80x = 385,724,597,503,223.56
  5. Step 5: Solve for x
    x = 385,724,597,503,223.56/16,091,973.80
  6. Step 6: Final answer
    x = 23,969,999.10

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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.