Home / 13,084,021.45-19,626,027.40-3,499,150.78

Finding the Fourth Proportional to 13,084,021.45, 19,626,027.40 and 3,499,150.78

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Solution

The fourth proportional to 13,084,021.45, 19,626,027.40 and 3,499,150.78 is: 5,248,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084,021.45 : 19,626,027.40 = 3,499,150.78 : x
  2. Step 2: Convert to fraction form
    13,084,021.45/19,626,027.40 = 3,499,150.78/x
  3. Step 3: Cross multiply
    13,084,021.45x = 19,626,027.40 × 3,499,150.78
  4. Step 4: Simplify right side
    13,084,021.45x = 68,674,429,085,011.36
  5. Step 5: Solve for x
    x = 68,674,429,085,011.36/13,084,021.45
  6. Step 6: Final answer
    x = 5,248,724.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.