Home / 13,892,674.36-20,858,099.64-7,073,828.68

Finding the Fourth Proportional to 13,892,674.36, 20,858,099.64 and 7,073,828.68

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Solution

The fourth proportional to 13,892,674.36, 20,858,099.64 and 7,073,828.68 is: 10,620,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,674.36 : 20,858,099.64 = 7,073,828.68 : x
  2. Step 2: Convert to fraction form
    13,892,674.36/20,858,099.64 = 7,073,828.68/x
  3. Step 3: Cross multiply
    13,892,674.36x = 20,858,099.64 × 7,073,828.68
  4. Step 4: Simplify right side
    13,892,674.36x = 147,546,623,443,729.69
  5. Step 5: Solve for x
    x = 147,546,623,443,729.69/13,892,674.36
  6. Step 6: Final answer
    x = 10,620,462.24

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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.