Home / 38,211,974.34-52,732,002.70-21,691,954.68

Finding the Fourth Proportional to 38,211,974.34, 52,732,002.70 and 21,691,954.68

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Solution

The fourth proportional to 38,211,974.34, 52,732,002.70 and 21,691,954.68 is: 29,934,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,211,974.34 : 52,732,002.70 = 21,691,954.68 : x
  2. Step 2: Convert to fraction form
    38,211,974.34/52,732,002.70 = 21,691,954.68/x
  3. Step 3: Cross multiply
    38,211,974.34x = 52,732,002.70 × 21,691,954.68
  4. Step 4: Simplify right side
    38,211,974.34x = 1,143,860,212,754,037.75
  5. Step 5: Solve for x
    x = 1,143,860,212,754,037.75/38,211,974.34
  6. Step 6: Final answer
    x = 29,934,601.20

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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.