Home / 7,983,765.21-11,974,337.43-2,226,890.49

Finding the Fourth Proportional to 7,983,765.21, 11,974,337.43 and 2,226,890.49

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Solution

The fourth proportional to 7,983,765.21, 11,974,337.43 and 2,226,890.49 is: 3,339,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,765.21 : 11,974,337.43 = 2,226,890.49 : x
  2. Step 2: Convert to fraction form
    7,983,765.21/11,974,337.43 = 2,226,890.49/x
  3. Step 3: Cross multiply
    7,983,765.21x = 11,974,337.43 × 2,226,890.49
  4. Step 4: Simplify right side
    7,983,765.21x = 26,665,538,146,918.04
  5. Step 5: Solve for x
    x = 26,665,538,146,918.04/7,983,765.21
  6. Step 6: Final answer
    x = 3,339,970.23

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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.