Home / 14,369,327.28-21,542,544-8,297,165.52

Finding the Fourth Proportional to 14,369,327.28, 21,542,544 and 8,297,165.52

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Solution

The fourth proportional to 14,369,327.28, 21,542,544 and 8,297,165.52 is: 12,439,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369,327.28 : 21,542,544 = 8,297,165.52 : x
  2. Step 2: Convert to fraction form
    14,369,327.28/21,542,544 = 8,297,165.52/x
  3. Step 3: Cross multiply
    14,369,327.28x = 21,542,544 × 8,297,165.52
  4. Step 4: Simplify right side
    14,369,327.28x = 178,742,053,289,882.88
  5. Step 5: Solve for x
    x = 178,742,053,289,882.88/14,369,327.28
  6. Step 6: Final answer
    x = 12,439,138.58

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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.