Home / 6,519,239.10-9,778,858.65-4,125,786.30

Finding the Fourth Proportional to 6,519,239.10, 9,778,858.65 and 4,125,786.30

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Solution

The fourth proportional to 6,519,239.10, 9,778,858.65 and 4,125,786.30 is: 6,188,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,239.10 : 9,778,858.65 = 4,125,786.30 : x
  2. Step 2: Convert to fraction form
    6,519,239.10/9,778,858.65 = 4,125,786.30/x
  3. Step 3: Cross multiply
    6,519,239.10x = 9,778,858.65 × 4,125,786.30
  4. Step 4: Simplify right side
    6,519,239.10x = 40,345,481,047,806.49
  5. Step 5: Solve for x
    x = 40,345,481,047,806.49/6,519,239.10
  6. Step 6: Final answer
    x = 6,188,679.45

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Similar ratio
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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.