Home / 36,712,939.38-50,663,957.58-20,194,756.80

Finding the Fourth Proportional to 36,712,939.38, 50,663,957.58 and 20,194,756.80

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Solution

The fourth proportional to 36,712,939.38, 50,663,957.58 and 20,194,756.80 is: 27,868,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,712,939.38 : 50,663,957.58 = 20,194,756.80 : x
  2. Step 2: Convert to fraction form
    36,712,939.38/50,663,957.58 = 20,194,756.80/x
  3. Step 3: Cross multiply
    36,712,939.38x = 50,663,957.58 × 20,194,756.80
  4. Step 4: Simplify right side
    36,712,939.38x = 1,023,146,301,853,616.50
  5. Step 5: Solve for x
    x = 1,023,146,301,853,616.50/36,712,939.38
  6. Step 6: Final answer
    x = 27,868,820.07

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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.