Home / 6,872,564.41-9,483,585.80-3,972,143.14

Finding the Fourth Proportional to 6,872,564.41, 9,483,585.80 and 3,972,143.14

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Solution

The fourth proportional to 6,872,564.41, 9,483,585.80 and 3,972,143.14 is: 5,481,237.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,564.41 : 9,483,585.80 = 3,972,143.14 : x
  2. Step 2: Convert to fraction form
    6,872,564.41/9,483,585.80 = 3,972,143.14/x
  3. Step 3: Cross multiply
    6,872,564.41x = 9,483,585.80 × 3,972,143.14
  4. Step 4: Simplify right side
    6,872,564.41x = 37,670,160,234,501.73
  5. Step 5: Solve for x
    x = 37,670,160,234,501.73/6,872,564.41
  6. Step 6: Final answer
    x = 5,481,237.86

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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.