Home / 16,171,155.20-24,256,732.80-8,085,378.80

Finding the Fourth Proportional to 16,171,155.20, 24,256,732.80 and 8,085,378.80

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Solution

The fourth proportional to 16,171,155.20, 24,256,732.80 and 8,085,378.80 is: 12,128,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171,155.20 : 24,256,732.80 = 8,085,378.80 : x
  2. Step 2: Convert to fraction form
    16,171,155.20/24,256,732.80 = 8,085,378.80/x
  3. Step 3: Cross multiply
    16,171,155.20x = 24,256,732.80 × 8,085,378.80
  4. Step 4: Simplify right side
    16,171,155.20x = 196,124,873,138,384.66
  5. Step 5: Solve for x
    x = 196,124,873,138,384.66/16,171,155.20
  6. Step 6: Final answer
    x = 12,128,068.20

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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.