Home / 9,240,756.69-12,747,124.80-5,372,850.36

Finding the Fourth Proportional to 9,240,756.69, 12,747,124.80 and 5,372,850.36

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Solution

The fourth proportional to 9,240,756.69, 12,747,124.80 and 5,372,850.36 is: 7,411,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240,756.69 : 12,747,124.80 = 5,372,850.36 : x
  2. Step 2: Convert to fraction form
    9,240,756.69/12,747,124.80 = 5,372,850.36/x
  3. Step 3: Cross multiply
    9,240,756.69x = 12,747,124.80 × 5,372,850.36
  4. Step 4: Simplify right side
    9,240,756.69x = 68,488,394,070,644.94
  5. Step 5: Solve for x
    x = 68,488,394,070,644.94/9,240,756.69
  6. Step 6: Final answer
    x = 7,411,556.91

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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.