Home / 27,930,345.78-38,543,273.01-16,170,110.02

Finding the Fourth Proportional to 27,930,345.78, 38,543,273.01 and 16,170,110.02

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Solution

The fourth proportional to 27,930,345.78, 38,543,273.01 and 16,170,110.02 is: 22,314,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,930,345.78 : 38,543,273.01 = 16,170,110.02 : x
  2. Step 2: Convert to fraction form
    27,930,345.78/38,543,273.01 = 16,170,110.02/x
  3. Step 3: Cross multiply
    27,930,345.78x = 38,543,273.01 × 16,170,110.02
  4. Step 4: Simplify right side
    27,930,345.78x = 623,248,965,150,775.62
  5. Step 5: Solve for x
    x = 623,248,965,150,775.62/27,930,345.78
  6. Step 6: Final answer
    x = 22,314,402.05

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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.