Home / 38,821,402.20-58,269,428.10-19,673,779.80

Finding the Fourth Proportional to 38,821,402.20, 58,269,428.10 and 19,673,779.80

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Solution

The fourth proportional to 38,821,402.20, 58,269,428.10 and 19,673,779.80 is: 29,529,585.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,821,402.20 : 58,269,428.10 = 19,673,779.80 : x
  2. Step 2: Convert to fraction form
    38,821,402.20/58,269,428.10 = 19,673,779.80/x
  3. Step 3: Cross multiply
    38,821,402.20x = 58,269,428.10 × 19,673,779.80
  4. Step 4: Simplify right side
    38,821,402.20x = 1,146,379,897,511,332.50
  5. Step 5: Solve for x
    x = 1,146,379,897,511,332.50/38,821,402.20
  6. Step 6: Final answer
    x = 29,529,585.04

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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.