Home / 5,313,881.58-7,332,945.33-3,139,123.14

Finding the Fourth Proportional to 5,313,881.58, 7,332,945.33 and 3,139,123.14

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Solution

The fourth proportional to 5,313,881.58, 7,332,945.33 and 3,139,123.14 is: 4,331,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313,881.58 : 7,332,945.33 = 3,139,123.14 : x
  2. Step 2: Convert to fraction form
    5,313,881.58/7,332,945.33 = 3,139,123.14/x
  3. Step 3: Cross multiply
    5,313,881.58x = 7,332,945.33 × 3,139,123.14
  4. Step 4: Simplify right side
    5,313,881.58x = 23,019,018,369,757.94
  5. Step 5: Solve for x
    x = 23,019,018,369,757.94/5,313,881.58
  6. Step 6: Final answer
    x = 4,331,865.14

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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.