Home / 7,985,839.97-11,980,780.64-2,228,572.94

Finding the Fourth Proportional to 7,985,839.97, 11,980,780.64 and 2,228,572.94

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Solution

The fourth proportional to 7,985,839.97, 11,980,780.64 and 2,228,572.94 is: 3,343,423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,985,839.97 : 11,980,780.64 = 2,228,572.94 : x
  2. Step 2: Convert to fraction form
    7,985,839.97/11,980,780.64 = 2,228,572.94/x
  3. Step 3: Cross multiply
    7,985,839.97x = 11,980,780.64 × 2,228,572.94
  4. Step 4: Simplify right side
    7,985,839.97x = 26,700,043,463,333.11
  5. Step 5: Solve for x
    x = 26,700,043,463,333.11/7,985,839.97
  6. Step 6: Final answer
    x = 3,343,423.31

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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.