Home / 27,906,072.70-41,859,109.05-20,347,800.70

Finding the Fourth Proportional to 27,906,072.70, 41,859,109.05 and 20,347,800.70

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Solution

The fourth proportional to 27,906,072.70, 41,859,109.05 and 20,347,800.70 is: 30,521,701.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,906,072.70 : 41,859,109.05 = 20,347,800.70 : x
  2. Step 2: Convert to fraction form
    27,906,072.70/41,859,109.05 = 20,347,800.70/x
  3. Step 3: Cross multiply
    27,906,072.70x = 41,859,109.05 × 20,347,800.70
  4. Step 4: Simplify right side
    27,906,072.70x = 851,740,808,428,966.25
  5. Step 5: Solve for x
    x = 851,740,808,428,966.25/27,906,072.70
  6. Step 6: Final answer
    x = 30,521,701.05

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1.5x scale

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.