Home / 16,487,942.80-24,720,104.40-6,898,385.20

Finding the Fourth Proportional to 16,487,942.80, 24,720,104.40 and 6,898,385.20

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Solution

The fourth proportional to 16,487,942.80, 24,720,104.40 and 6,898,385.20 is: 10,342,636.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487,942.80 : 24,720,104.40 = 6,898,385.20 : x
  2. Step 2: Convert to fraction form
    16,487,942.80/24,720,104.40 = 6,898,385.20/x
  3. Step 3: Cross multiply
    16,487,942.80x = 24,720,104.40 × 6,898,385.20
  4. Step 4: Simplify right side
    16,487,942.80x = 170,528,802,335,414.88
  5. Step 5: Solve for x
    x = 170,528,802,335,414.88/16,487,942.80
  6. Step 6: Final answer
    x = 10,342,636.70

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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.