Home / 5,176,122.47-7,143,077.34-3,001,954.68

Finding the Fourth Proportional to 5,176,122.47, 7,143,077.34 and 3,001,954.68

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Solution

The fourth proportional to 5,176,122.47, 7,143,077.34 and 3,001,954.68 is: 4,142,713.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,122.47 : 7,143,077.34 = 3,001,954.68 : x
  2. Step 2: Convert to fraction form
    5,176,122.47/7,143,077.34 = 3,001,954.68/x
  3. Step 3: Cross multiply
    5,176,122.47x = 7,143,077.34 × 3,001,954.68
  4. Step 4: Simplify right side
    5,176,122.47x = 21,443,194,450,414.95
  5. Step 5: Solve for x
    x = 21,443,194,450,414.95/5,176,122.47
  6. Step 6: Final answer
    x = 4,142,713.89

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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.