Home / 11,642,309.84-16,057,780.76-8,543,786.44

Finding the Fourth Proportional to 11,642,309.84, 16,057,780.76 and 8,543,786.44

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Solution

The fourth proportional to 11,642,309.84, 16,057,780.76 and 8,543,786.44 is: 11,784,109.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642,309.84 : 16,057,780.76 = 8,543,786.44 : x
  2. Step 2: Convert to fraction form
    11,642,309.84/16,057,780.76 = 8,543,786.44/x
  3. Step 3: Cross multiply
    11,642,309.84x = 16,057,780.76 × 8,543,786.44
  4. Step 4: Simplify right side
    11,642,309.84x = 137,194,249,513,780.89
  5. Step 5: Solve for x
    x = 137,194,249,513,780.89/11,642,309.84
  6. Step 6: Final answer
    x = 11,784,109.12

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.