Home / 11,126,511.30-15,346,142.04-9,747,460.86

Finding the Fourth Proportional to 11,126,511.30, 15,346,142.04 and 9,747,460.86

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Solution

The fourth proportional to 11,126,511.30, 15,346,142.04 and 9,747,460.86 is: 13,444,098.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126,511.30 : 15,346,142.04 = 9,747,460.86 : x
  2. Step 2: Convert to fraction form
    11,126,511.30/15,346,142.04 = 9,747,460.86/x
  3. Step 3: Cross multiply
    11,126,511.30x = 15,346,142.04 × 9,747,460.86
  4. Step 4: Simplify right side
    11,126,511.30x = 149,585,918,865,905.47
  5. Step 5: Solve for x
    x = 149,585,918,865,905.47/11,126,511.30
  6. Step 6: Final answer
    x = 13,444,098.94

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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.