Home / 27,386,404.18-41,043,837.80-20,885,676.71

Finding the Fourth Proportional to 27,386,404.18, 41,043,837.80 and 20,885,676.71

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Solution

The fourth proportional to 27,386,404.18, 41,043,837.80 and 20,885,676.71 is: 31,301,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386,404.18 : 41,043,837.80 = 20,885,676.71 : x
  2. Step 2: Convert to fraction form
    27,386,404.18/41,043,837.80 = 20,885,676.71/x
  3. Step 3: Cross multiply
    27,386,404.18x = 41,043,837.80 × 20,885,676.71
  4. Step 4: Simplify right side
    27,386,404.18x = 857,228,326,997,151.25
  5. Step 5: Solve for x
    x = 857,228,326,997,151.25/27,386,404.18
  6. Step 6: Final answer
    x = 31,301,236.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.