Home / 7,127,936.01-9,837,907.85-4,228,925.36

Finding the Fourth Proportional to 7,127,936.01, 9,837,907.85 and 4,228,925.36

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Solution

The fourth proportional to 7,127,936.01, 9,837,907.85 and 4,228,925.36 is: 5,836,721.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,936.01 : 9,837,907.85 = 4,228,925.36 : x
  2. Step 2: Convert to fraction form
    7,127,936.01/9,837,907.85 = 4,228,925.36/x
  3. Step 3: Cross multiply
    7,127,936.01x = 9,837,907.85 × 4,228,925.36
  4. Step 4: Simplify right side
    7,127,936.01x = 41,603,777,957,590.85
  5. Step 5: Solve for x
    x = 41,603,777,957,590.85/7,127,936.01
  6. Step 6: Final answer
    x = 5,836,721.58

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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.