Home / 13,606,033.62-20,409,076.35-12,774,623.70

Finding the Fourth Proportional to 13,606,033.62, 20,409,076.35 and 12,774,623.70

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Solution

The fourth proportional to 13,606,033.62, 20,409,076.35 and 12,774,623.70 is: 19,161,959.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,606,033.62 : 20,409,076.35 = 12,774,623.70 : x
  2. Step 2: Convert to fraction form
    13,606,033.62/20,409,076.35 = 12,774,623.70/x
  3. Step 3: Cross multiply
    13,606,033.62x = 20,409,076.35 × 12,774,623.70
  4. Step 4: Simplify right side
    13,606,033.62x = 260,718,270,435,819.50
  5. Step 5: Solve for x
    x = 260,718,270,435,819.50/13,606,033.62
  6. Step 6: Final answer
    x = 19,161,959.89

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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.