Home / 47,555,234.25-65,626,232.79-28,970,373.39

Finding the Fourth Proportional to 47,555,234.25, 65,626,232.79 and 28,970,373.39

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Solution

The fourth proportional to 47,555,234.25, 65,626,232.79 and 28,970,373.39 is: 39,979,121.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,555,234.25 : 65,626,232.79 = 28,970,373.39 : x
  2. Step 2: Convert to fraction form
    47,555,234.25/65,626,232.79 = 28,970,373.39/x
  3. Step 3: Cross multiply
    47,555,234.25x = 65,626,232.79 × 28,970,373.39
  4. Step 4: Simplify right side
    47,555,234.25x = 1,901,216,468,105,361.50
  5. Step 5: Solve for x
    x = 1,901,216,468,105,361.50/47,555,234.25
  6. Step 6: Final answer
    x = 39,979,121.08

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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.