Home / 22,653,129.28-31,259,845.08-13,358,567.56

Finding the Fourth Proportional to 22,653,129.28, 31,259,845.08 and 13,358,567.56

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Solution

The fourth proportional to 22,653,129.28, 31,259,845.08 and 13,358,567.56 is: 18,433,954.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,653,129.28 : 31,259,845.08 = 13,358,567.56 : x
  2. Step 2: Convert to fraction form
    22,653,129.28/31,259,845.08 = 13,358,567.56/x
  3. Step 3: Cross multiply
    22,653,129.28x = 31,259,845.08 × 13,358,567.56
  4. Step 4: Simplify right side
    22,653,129.28x = 417,586,752,416,313.62
  5. Step 5: Solve for x
    x = 417,586,752,416,313.62/22,653,129.28
  6. Step 6: Final answer
    x = 18,433,954.41

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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.