Home / 5,234,412.72-7,223,519.88-2,942,553.36

Finding the Fourth Proportional to 5,234,412.72, 7,223,519.88 and 2,942,553.36

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Solution

The fourth proportional to 5,234,412.72, 7,223,519.88 and 2,942,553.36 is: 4,060,740.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234,412.72 : 7,223,519.88 = 2,942,553.36 : x
  2. Step 2: Convert to fraction form
    5,234,412.72/7,223,519.88 = 2,942,553.36/x
  3. Step 3: Cross multiply
    5,234,412.72x = 7,223,519.88 × 2,942,553.36
  4. Step 4: Simplify right side
    5,234,412.72x = 21,255,592,693,920.80
  5. Step 5: Solve for x
    x = 21,255,592,693,920.80/5,234,412.72
  6. Step 6: Final answer
    x = 4,060,740.68

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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.