Home / 35,138,898.10-48,492,174.54-20,245,991.23

Finding the Fourth Proportional to 35,138,898.10, 48,492,174.54 and 20,245,991.23

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Solution

The fourth proportional to 35,138,898.10, 48,492,174.54 and 20,245,991.23 is: 27,939,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,138,898.10 : 48,492,174.54 = 20,245,991.23 : x
  2. Step 2: Convert to fraction form
    35,138,898.10/48,492,174.54 = 20,245,991.23/x
  3. Step 3: Cross multiply
    35,138,898.10x = 48,492,174.54 × 20,245,991.23
  4. Step 4: Simplify right side
    35,138,898.10x = 981,772,140,460,469.25
  5. Step 5: Solve for x
    x = 981,772,140,460,469.25/35,138,898.10
  6. Step 6: Final answer
    x = 27,939,753.20

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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.