Home / 22,002,039.86-30,361,342.66-13,305,008.30

Finding the Fourth Proportional to 22,002,039.86, 30,361,342.66 and 13,305,008.30

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Solution

The fourth proportional to 22,002,039.86, 30,361,342.66 and 13,305,008.30 is: 18,360,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,002,039.86 : 30,361,342.66 = 13,305,008.30 : x
  2. Step 2: Convert to fraction form
    22,002,039.86/30,361,342.66 = 13,305,008.30/x
  3. Step 3: Cross multiply
    22,002,039.86x = 30,361,342.66 × 13,305,008.30
  4. Step 4: Simplify right side
    22,002,039.86x = 403,957,915,905,374.81
  5. Step 5: Solve for x
    x = 403,957,915,905,374.81/22,002,039.86
  6. Step 6: Final answer
    x = 18,360,021.10

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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.