Home / 14,294,167.20-21,445,457.94-5,196,121.38

Finding the Fourth Proportional to 14,294,167.20, 21,445,457.94 and 5,196,121.38

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Solution

The fourth proportional to 14,294,167.20, 21,445,457.94 and 5,196,121.38 is: 7,795,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294,167.20 : 21,445,457.94 = 5,196,121.38 : x
  2. Step 2: Convert to fraction form
    14,294,167.20/21,445,457.94 = 5,196,121.38/x
  3. Step 3: Cross multiply
    14,294,167.20x = 21,445,457.94 × 5,196,121.38
  4. Step 4: Simplify right side
    14,294,167.20x = 111,433,202,505,924.77
  5. Step 5: Solve for x
    x = 111,433,202,505,924.77/14,294,167.20
  6. Step 6: Final answer
    x = 7,795,711.42

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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.