Home / 34,784,219.57-51,942,089.85-28,407,121.97

Finding the Fourth Proportional to 34,784,219.57, 51,942,089.85 and 28,407,121.97

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Solution

The fourth proportional to 34,784,219.57, 51,942,089.85 and 28,407,121.97 is: 42,419,387.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,784,219.57 : 51,942,089.85 = 28,407,121.97 : x
  2. Step 2: Convert to fraction form
    34,784,219.57/51,942,089.85 = 28,407,121.97/x
  3. Step 3: Cross multiply
    34,784,219.57x = 51,942,089.85 × 28,407,121.97
  4. Step 4: Simplify right side
    34,784,219.57x = 1,475,525,281,379,411.75
  5. Step 5: Solve for x
    x = 1,475,525,281,379,411.75/34,784,219.57
  6. Step 6: Final answer
    x = 42,419,387.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.