Home / 27,798,082.10-41,697,123.15-20,623,628.60

Finding the Fourth Proportional to 27,798,082.10, 41,697,123.15 and 20,623,628.60

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Solution

The fourth proportional to 27,798,082.10, 41,697,123.15 and 20,623,628.60 is: 30,935,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798,082.10 : 41,697,123.15 = 20,623,628.60 : x
  2. Step 2: Convert to fraction form
    27,798,082.10/41,697,123.15 = 20,623,628.60/x
  3. Step 3: Cross multiply
    27,798,082.10x = 41,697,123.15 × 20,623,628.60
  4. Step 4: Simplify right side
    27,798,082.10x = 859,945,981,534,062.12
  5. Step 5: Solve for x
    x = 859,945,981,534,062.12/27,798,082.10
  6. Step 6: Final answer
    x = 30,935,442.90

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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.