Home / 30,020,025.48-41,427,615.43-16,268,989.65

Finding the Fourth Proportional to 30,020,025.48, 41,427,615.43 and 16,268,989.65

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Solution

The fourth proportional to 30,020,025.48, 41,427,615.43 and 16,268,989.65 is: 22,451,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,020,025.48 : 41,427,615.43 = 16,268,989.65 : x
  2. Step 2: Convert to fraction form
    30,020,025.48/41,427,615.43 = 16,268,989.65/x
  3. Step 3: Cross multiply
    30,020,025.48x = 41,427,615.43 × 16,268,989.65
  4. Step 4: Simplify right side
    30,020,025.48x = 673,985,446,654,850.25
  5. Step 5: Solve for x
    x = 673,985,446,654,850.25/30,020,025.48
  6. Step 6: Final answer
    x = 22,451,195.02

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Double scale
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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.