Home / 20,904,101.55-31,356,152.33-20,904,101.55

Finding the Fourth Proportional to 20,904,101.55, 31,356,152.33 and 20,904,101.55

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Solution

The fourth proportional to 20,904,101.55, 31,356,152.33 and 20,904,101.55 is: 31,356,152.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,904,101.55 : 31,356,152.33 = 20,904,101.55 : x
  2. Step 2: Convert to fraction form
    20,904,101.55/31,356,152.33 = 20,904,101.55/x
  3. Step 3: Cross multiply
    20,904,101.55x = 31,356,152.33 × 20,904,101.55
  4. Step 4: Simplify right side
    20,904,101.55x = 655,472,192,419,068.62
  5. Step 5: Solve for x
    x = 655,472,192,419,068.62/20,904,101.55
  6. Step 6: Final answer
    x = 31,356,152.33

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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.