Home / 13,626,606-20,429,819.64-8,233,993.74

Finding the Fourth Proportional to 13,626,606, 20,429,819.64 and 8,233,993.74

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Solution

The fourth proportional to 13,626,606, 20,429,819.64 and 8,233,993.74 is: 12,344,894.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,606 : 20,429,819.64 = 8,233,993.74 : x
  2. Step 2: Convert to fraction form
    13,626,606/20,429,819.64 = 8,233,993.74/x
  3. Step 3: Cross multiply
    13,626,606x = 20,429,819.64 × 8,233,993.74
  4. Step 4: Simplify right side
    13,626,606x = 168,219,007,025,089.06
  5. Step 5: Solve for x
    x = 168,219,007,025,089.06/13,626,606
  6. Step 6: Final answer
    x = 12,344,894.03

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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.