Home / 31,219,593.58-43,077,899.55-19,608,886.54

Finding the Fourth Proportional to 31,219,593.58, 43,077,899.55 and 19,608,886.54

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Solution

The fourth proportional to 31,219,593.58, 43,077,899.55 and 19,608,886.54 is: 27,057,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,219,593.58 : 43,077,899.55 = 19,608,886.54 : x
  2. Step 2: Convert to fraction form
    31,219,593.58/43,077,899.55 = 19,608,886.54/x
  3. Step 3: Cross multiply
    31,219,593.58x = 43,077,899.55 × 19,608,886.54
  4. Step 4: Simplify right side
    31,219,593.58x = 844,709,644,657,467
  5. Step 5: Solve for x
    x = 844,709,644,657,467/31,219,593.58
  6. Step 6: Final answer
    x = 27,057,035.27

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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.