Home / 8,448,339.40-12,672,509.10-3,056,979.40

Finding the Fourth Proportional to 8,448,339.40, 12,672,509.10 and 3,056,979.40

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Solution

The fourth proportional to 8,448,339.40, 12,672,509.10 and 3,056,979.40 is: 4,585,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,339.40 : 12,672,509.10 = 3,056,979.40 : x
  2. Step 2: Convert to fraction form
    8,448,339.40/12,672,509.10 = 3,056,979.40/x
  3. Step 3: Cross multiply
    8,448,339.40x = 12,672,509.10 × 3,056,979.40
  4. Step 4: Simplify right side
    8,448,339.40x = 38,739,599,265,012.54
  5. Step 5: Solve for x
    x = 38,739,599,265,012.54/8,448,339.40
  6. Step 6: Final answer
    x = 4,585,469.10

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Similar ratio
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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.