Home / 29,183,838.80-43,775,758.20-8,986,456.40

Finding the Fourth Proportional to 29,183,838.80, 43,775,758.20 and 8,986,456.40

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Solution

The fourth proportional to 29,183,838.80, 43,775,758.20 and 8,986,456.40 is: 13,479,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,183,838.80 : 43,775,758.20 = 8,986,456.40 : x
  2. Step 2: Convert to fraction form
    29,183,838.80/43,775,758.20 = 8,986,456.40/x
  3. Step 3: Cross multiply
    29,183,838.80x = 43,775,758.20 × 8,986,456.40
  4. Step 4: Simplify right side
    29,183,838.80x = 393,388,942,441,242.50
  5. Step 5: Solve for x
    x = 393,388,942,441,242.50/29,183,838.80
  6. Step 6: Final answer
    x = 13,479,684.60

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1.5x scale

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.