Home / 12,394,621.20-17,103,219-7,166,838.24

Finding the Fourth Proportional to 12,394,621.20, 17,103,219 and 7,166,838.24

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Solution

The fourth proportional to 12,394,621.20, 17,103,219 and 7,166,838.24 is: 9,889,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,621.20 : 17,103,219 = 7,166,838.24 : x
  2. Step 2: Convert to fraction form
    12,394,621.20/17,103,219 = 7,166,838.24/x
  3. Step 3: Cross multiply
    12,394,621.20x = 17,103,219 × 7,166,838.24
  4. Step 4: Simplify right side
    12,394,621.20x = 122,576,003,956,294.56
  5. Step 5: Solve for x
    x = 122,576,003,956,294.56/12,394,621.20
  6. Step 6: Final answer
    x = 9,889,451.40

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1.5x scale

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.