Home / 13,470,814.30-20,206,221.45-8,096,043.10

Finding the Fourth Proportional to 13,470,814.30, 20,206,221.45 and 8,096,043.10

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Solution

The fourth proportional to 13,470,814.30, 20,206,221.45 and 8,096,043.10 is: 12,144,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,470,814.30 : 20,206,221.45 = 8,096,043.10 : x
  2. Step 2: Convert to fraction form
    13,470,814.30/20,206,221.45 = 8,096,043.10/x
  3. Step 3: Cross multiply
    13,470,814.30x = 20,206,221.45 × 8,096,043.10
  4. Step 4: Simplify right side
    13,470,814.30x = 163,590,439,747,344.47
  5. Step 5: Solve for x
    x = 163,590,439,747,344.47/13,470,814.30
  6. Step 6: Final answer
    x = 12,144,064.65

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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.