Home / 5,395,086.40-7,445,132.34-2,947,644.89

Finding the Fourth Proportional to 5,395,086.40, 7,445,132.34 and 2,947,644.89

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Solution

The fourth proportional to 5,395,086.40, 7,445,132.34 and 2,947,644.89 is: 4,067,702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,086.40 : 7,445,132.34 = 2,947,644.89 : x
  2. Step 2: Convert to fraction form
    5,395,086.40/7,445,132.34 = 2,947,644.89/x
  3. Step 3: Cross multiply
    5,395,086.40x = 7,445,132.34 × 2,947,644.89
  4. Step 4: Simplify right side
    5,395,086.40x = 21,945,606,297,374.74
  5. Step 5: Solve for x
    x = 21,945,606,297,374.74/5,395,086.40
  6. Step 6: Final answer
    x = 4,067,702.48

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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.