Home / 7,035,791.58-9,709,556.76-3,938,237.91

Finding the Fourth Proportional to 7,035,791.58, 9,709,556.76 and 3,938,237.91

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Solution

The fourth proportional to 7,035,791.58, 9,709,556.76 and 3,938,237.91 is: 5,434,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035,791.58 : 9,709,556.76 = 3,938,237.91 : x
  2. Step 2: Convert to fraction form
    7,035,791.58/9,709,556.76 = 3,938,237.91/x
  3. Step 3: Cross multiply
    7,035,791.58x = 9,709,556.76 × 3,938,237.91
  4. Step 4: Simplify right side
    7,035,791.58x = 38,238,544,521,528.77
  5. Step 5: Solve for x
    x = 38,238,544,521,528.77/7,035,791.58
  6. Step 6: Final answer
    x = 5,434,860.33

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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.