Home / 47,993,871.78-66,212,697.45-27,873,444.47

Finding the Fourth Proportional to 47,993,871.78, 66,212,697.45 and 27,873,444.47

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Solution

The fourth proportional to 47,993,871.78, 66,212,697.45 and 27,873,444.47 is: 38,454,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,993,871.78 : 66,212,697.45 = 27,873,444.47 : x
  2. Step 2: Convert to fraction form
    47,993,871.78/66,212,697.45 = 27,873,444.47/x
  3. Step 3: Cross multiply
    47,993,871.78x = 66,212,697.45 × 27,873,444.47
  4. Step 4: Simplify right side
    47,993,871.78x = 1,845,575,945,250,422.25
  5. Step 5: Solve for x
    x = 1,845,575,945,250,422.25/47,993,871.78
  6. Step 6: Final answer
    x = 38,454,408.38

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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.