Home / 21,933,767.86-30,269,545.53-12,144,212.26

Finding the Fourth Proportional to 21,933,767.86, 30,269,545.53 and 12,144,212.26

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Solution

The fourth proportional to 21,933,767.86, 30,269,545.53 and 12,144,212.26 is: 16,759,536.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,933,767.86 : 30,269,545.53 = 12,144,212.26 : x
  2. Step 2: Convert to fraction form
    21,933,767.86/30,269,545.53 = 12,144,212.26/x
  3. Step 3: Cross multiply
    21,933,767.86x = 30,269,545.53 × 12,144,212.26
  4. Step 4: Simplify right side
    21,933,767.86x = 367,599,785,930,054.19
  5. Step 5: Solve for x
    x = 367,599,785,930,054.19/21,933,767.86
  6. Step 6: Final answer
    x = 16,759,536.63

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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.