Home / 19,224,614.80-28,813,594.20-11,122,022.80

Finding the Fourth Proportional to 19,224,614.80, 28,813,594.20 and 11,122,022.80

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Solution

The fourth proportional to 19,224,614.80, 28,813,594.20 and 11,122,022.80 is: 16,669,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224,614.80 : 28,813,594.20 = 11,122,022.80 : x
  2. Step 2: Convert to fraction form
    19,224,614.80/28,813,594.20 = 11,122,022.80/x
  3. Step 3: Cross multiply
    19,224,614.80x = 28,813,594.20 × 11,122,022.80
  4. Step 4: Simplify right side
    19,224,614.80x = 320,465,451,642,347.75
  5. Step 5: Solve for x
    x = 320,465,451,642,347.75/19,224,614.80
  6. Step 6: Final answer
    x = 16,669,538.24

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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.