Home / 30,123,919.20-41,571,429.36-16,372,879.20

Finding the Fourth Proportional to 30,123,919.20, 41,571,429.36 and 16,372,879.20

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Solution

The fourth proportional to 30,123,919.20, 41,571,429.36 and 16,372,879.20 is: 22,594,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,123,919.20 : 41,571,429.36 = 16,372,879.20 : x
  2. Step 2: Convert to fraction form
    30,123,919.20/41,571,429.36 = 16,372,879.20/x
  3. Step 3: Cross multiply
    30,123,919.20x = 41,571,429.36 × 16,372,879.20
  4. Step 4: Simplify right side
    30,123,919.20x = 680,643,991,082,613.25
  5. Step 5: Solve for x
    x = 680,643,991,082,613.25/30,123,919.20
  6. Step 6: Final answer
    x = 22,594,802.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.