Home / 10,800,739.19-14,902,147.40-6,154,424.69

Finding the Fourth Proportional to 10,800,739.19, 14,902,147.40 and 6,154,424.69

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Solution

The fourth proportional to 10,800,739.19, 14,902,147.40 and 6,154,424.69 is: 8,491,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800,739.19 : 14,902,147.40 = 6,154,424.69 : x
  2. Step 2: Convert to fraction form
    10,800,739.19/14,902,147.40 = 6,154,424.69/x
  3. Step 3: Cross multiply
    10,800,739.19x = 14,902,147.40 × 6,154,424.69
  4. Step 4: Simplify right side
    10,800,739.19x = 91,714,143,787,296.44
  5. Step 5: Solve for x
    x = 91,714,143,787,296.44/10,800,739.19
  6. Step 6: Final answer
    x = 8,491,469.16

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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.