Home / 13,868,400.20-19,138,956.36-7,673,346.13

Finding the Fourth Proportional to 13,868,400.20, 19,138,956.36 and 7,673,346.13

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Solution

The fourth proportional to 13,868,400.20, 19,138,956.36 and 7,673,346.13 is: 10,589,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868,400.20 : 19,138,956.36 = 7,673,346.13 : x
  2. Step 2: Convert to fraction form
    13,868,400.20/19,138,956.36 = 7,673,346.13/x
  3. Step 3: Cross multiply
    13,868,400.20x = 19,138,956.36 × 7,673,346.13
  4. Step 4: Simplify right side
    13,868,400.20x = 146,859,836,698,028.75
  5. Step 5: Solve for x
    x = 146,859,836,698,028.75/13,868,400.20
  6. Step 6: Final answer
    x = 10,589,529.76

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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.