Home / 27,251,802.76-37,606,221.78-15,641,194.12

Finding the Fourth Proportional to 27,251,802.76, 37,606,221.78 and 15,641,194.12

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Solution

The fourth proportional to 27,251,802.76, 37,606,221.78 and 15,641,194.12 is: 21,584,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,251,802.76 : 37,606,221.78 = 15,641,194.12 : x
  2. Step 2: Convert to fraction form
    27,251,802.76/37,606,221.78 = 15,641,194.12/x
  3. Step 3: Cross multiply
    27,251,802.76x = 37,606,221.78 × 15,641,194.12
  4. Step 4: Simplify right side
    27,251,802.76x = 588,206,214,980,751.88
  5. Step 5: Solve for x
    x = 588,206,214,980,751.88/27,251,802.76
  6. Step 6: Final answer
    x = 21,584,121.25

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Double scale
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Similar ratio
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1.5x scale

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.