Home / 26,858,798.80-40,202,467.80-21,190,094.80

Finding the Fourth Proportional to 26,858,798.80, 40,202,467.80 and 21,190,094.80

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Solution

The fourth proportional to 26,858,798.80, 40,202,467.80 and 21,190,094.80 is: 31,717,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,858,798.80 : 40,202,467.80 = 21,190,094.80 : x
  2. Step 2: Convert to fraction form
    26,858,798.80/40,202,467.80 = 21,190,094.80/x
  3. Step 3: Cross multiply
    26,858,798.80x = 40,202,467.80 × 21,190,094.80
  4. Step 4: Simplify right side
    26,858,798.80x = 851,894,103,875,947.38
  5. Step 5: Solve for x
    x = 851,894,103,875,947.38/26,858,798.80
  6. Step 6: Final answer
    x = 31,717,505.69

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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.