Home / 14,042,124.60-21,063,186.90-11,491,207.80

Finding the Fourth Proportional to 14,042,124.60, 21,063,186.90 and 11,491,207.80

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Solution

The fourth proportional to 14,042,124.60, 21,063,186.90 and 11,491,207.80 is: 17,236,811.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,124.60 : 21,063,186.90 = 11,491,207.80 : x
  2. Step 2: Convert to fraction form
    14,042,124.60/21,063,186.90 = 11,491,207.80/x
  3. Step 3: Cross multiply
    14,042,124.60x = 21,063,186.90 × 11,491,207.80
  4. Step 4: Simplify right side
    14,042,124.60x = 242,041,457,598,137.81
  5. Step 5: Solve for x
    x = 242,041,457,598,137.81/14,042,124.60
  6. Step 6: Final answer
    x = 17,236,811.70

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Similar ratio
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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.