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Finding the Fourth Proportional to 21,551,706.33, 32,327,559.49 and 21,551,706.33

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Solution

The fourth proportional to 21,551,706.33, 32,327,559.49 and 21,551,706.33 is: 32,327,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,706.33 : 32,327,559.49 = 21,551,706.33 : x
  2. Step 2: Convert to fraction form
    21,551,706.33/32,327,559.49 = 21,551,706.33/x
  3. Step 3: Cross multiply
    21,551,706.33x = 32,327,559.49 × 21,551,706.33
  4. Step 4: Simplify right side
    21,551,706.33x = 696,714,068,332,446.75
  5. Step 5: Solve for x
    x = 696,714,068,332,446.75/21,551,706.33
  6. Step 6: Final answer
    x = 32,327,559.49

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Double scale
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1.5x scale

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.