Home / 6,519,786.60-9,780,992.10-5,462,153.40

Finding the Fourth Proportional to 6,519,786.60, 9,780,992.10 and 5,462,153.40

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Solution

The fourth proportional to 6,519,786.60, 9,780,992.10 and 5,462,153.40 is: 8,194,329.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,786.60 : 9,780,992.10 = 5,462,153.40 : x
  2. Step 2: Convert to fraction form
    6,519,786.60/9,780,992.10 = 5,462,153.40/x
  3. Step 3: Cross multiply
    6,519,786.60x = 9,780,992.10 × 5,462,153.40
  4. Step 4: Simplify right side
    6,519,786.60x = 53,425,279,254,388.14
  5. Step 5: Solve for x
    x = 53,425,279,254,388.14/6,519,786.60
  6. Step 6: Final answer
    x = 8,194,329.44

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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.