Home / 8,458,201.40-11,672,329.28-4,590,721.53

Finding the Fourth Proportional to 8,458,201.40, 11,672,329.28 and 4,590,721.53

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Solution

The fourth proportional to 8,458,201.40, 11,672,329.28 and 4,590,721.53 is: 6,335,201.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,201.40 : 11,672,329.28 = 4,590,721.53 : x
  2. Step 2: Convert to fraction form
    8,458,201.40/11,672,329.28 = 4,590,721.53/x
  3. Step 3: Cross multiply
    8,458,201.40x = 11,672,329.28 × 4,590,721.53
  4. Step 4: Simplify right side
    8,458,201.40x = 53,584,413,307,991.80
  5. Step 5: Solve for x
    x = 53,584,413,307,991.80/8,458,201.40
  6. Step 6: Final answer
    x = 6,335,201.87

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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.