Home / 10,786,249.17-14,865,774.75-8,166,476.25

Finding the Fourth Proportional to 10,786,249.17, 14,865,774.75 and 8,166,476.25

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Solution

The fourth proportional to 10,786,249.17, 14,865,774.75 and 8,166,476.25 is: 11,255,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,249.17 : 14,865,774.75 = 8,166,476.25 : x
  2. Step 2: Convert to fraction form
    10,786,249.17/14,865,774.75 = 8,166,476.25/x
  3. Step 3: Cross multiply
    10,786,249.17x = 14,865,774.75 × 8,166,476.25
  4. Step 4: Simplify right side
    10,786,249.17x = 121,400,996,433,724.69
  5. Step 5: Solve for x
    x = 121,400,996,433,724.69/10,786,249.17
  6. Step 6: Final answer
    x = 11,255,163.36

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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.