Home / 27,586,979.60-41,309,610.60-21,871,036.40

Finding the Fourth Proportional to 27,586,979.60, 41,309,610.60 and 21,871,036.40

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Solution

The fourth proportional to 27,586,979.60, 41,309,610.60 and 21,871,036.40 is: 32,750,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586,979.60 : 41,309,610.60 = 21,871,036.40 : x
  2. Step 2: Convert to fraction form
    27,586,979.60/41,309,610.60 = 21,871,036.40/x
  3. Step 3: Cross multiply
    27,586,979.60x = 41,309,610.60 × 21,871,036.40
  4. Step 4: Simplify right side
    27,586,979.60x = 903,483,997,102,425.75
  5. Step 5: Solve for x
    x = 903,483,997,102,425.75/27,586,979.60
  6. Step 6: Final answer
    x = 32,750,377.54

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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.