Home / 27,897,220.24-38,515,339.56-22,119,341.20

Finding the Fourth Proportional to 27,897,220.24, 38,515,339.56 and 22,119,341.20

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Solution

The fourth proportional to 27,897,220.24, 38,515,339.56 and 22,119,341.20 is: 30,538,309.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,897,220.24 : 38,515,339.56 = 22,119,341.20 : x
  2. Step 2: Convert to fraction form
    27,897,220.24/38,515,339.56 = 22,119,341.20/x
  3. Step 3: Cross multiply
    27,897,220.24x = 38,515,339.56 × 22,119,341.20
  4. Step 4: Simplify right side
    27,897,220.24x = 851,933,937,161,497.88
  5. Step 5: Solve for x
    x = 851,933,937,161,497.88/27,897,220.24
  6. Step 6: Final answer
    x = 30,538,309.19

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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.