Home / 13,285,440.90-19,928,161.35-10,073,175.30

Finding the Fourth Proportional to 13,285,440.90, 19,928,161.35 and 10,073,175.30

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Solution

The fourth proportional to 13,285,440.90, 19,928,161.35 and 10,073,175.30 is: 15,109,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,440.90 : 19,928,161.35 = 10,073,175.30 : x
  2. Step 2: Convert to fraction form
    13,285,440.90/19,928,161.35 = 10,073,175.30/x
  3. Step 3: Cross multiply
    13,285,440.90x = 19,928,161.35 × 10,073,175.30
  4. Step 4: Simplify right side
    13,285,440.90x = 200,739,862,685,234.69
  5. Step 5: Solve for x
    x = 200,739,862,685,234.69/13,285,440.90
  6. Step 6: Final answer
    x = 15,109,762.95

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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.