Home / 16,898,672.80-25,348,009.20-7,800,752.80

Finding the Fourth Proportional to 16,898,672.80, 25,348,009.20 and 7,800,752.80

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Solution

The fourth proportional to 16,898,672.80, 25,348,009.20 and 7,800,752.80 is: 11,701,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898,672.80 : 25,348,009.20 = 7,800,752.80 : x
  2. Step 2: Convert to fraction form
    16,898,672.80/25,348,009.20 = 7,800,752.80/x
  3. Step 3: Cross multiply
    16,898,672.80x = 25,348,009.20 × 7,800,752.80
  4. Step 4: Simplify right side
    16,898,672.80x = 197,733,553,741,325.75
  5. Step 5: Solve for x
    x = 197,733,553,741,325.75/16,898,672.80
  6. Step 6: Final answer
    x = 11,701,129.20

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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.