Home / 14,202,222.60-21,292,836.30-7,819,681.80

Finding the Fourth Proportional to 14,202,222.60, 21,292,836.30 and 7,819,681.80

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Solution

The fourth proportional to 14,202,222.60, 21,292,836.30 and 7,819,681.80 is: 11,723,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202,222.60 : 21,292,836.30 = 7,819,681.80 : x
  2. Step 2: Convert to fraction form
    14,202,222.60/21,292,836.30 = 7,819,681.80/x
  3. Step 3: Cross multiply
    14,202,222.60x = 21,292,836.30 × 7,819,681.80
  4. Step 4: Simplify right side
    14,202,222.60x = 166,503,204,485,489.34
  5. Step 5: Solve for x
    x = 166,503,204,485,489.34/14,202,222.60
  6. Step 6: Final answer
    x = 11,723,742.77

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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.