Home / 16,898,382.40-25,360,015.20-6,808,244.80

Finding the Fourth Proportional to 16,898,382.40, 25,360,015.20 and 6,808,244.80

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Solution

The fourth proportional to 16,898,382.40, 25,360,015.20 and 6,808,244.80 is: 10,217,379.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898,382.40 : 25,360,015.20 = 6,808,244.80 : x
  2. Step 2: Convert to fraction form
    16,898,382.40/25,360,015.20 = 6,808,244.80/x
  3. Step 3: Cross multiply
    16,898,382.40x = 25,360,015.20 × 6,808,244.80
  4. Step 4: Simplify right side
    16,898,382.40x = 172,657,191,613,320.94
  5. Step 5: Solve for x
    x = 172,657,191,613,320.94/16,898,382.40
  6. Step 6: Final answer
    x = 10,217,379.84

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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.