Home / 21,857,540.40-32,786,310.60-6,709,503.60

Finding the Fourth Proportional to 21,857,540.40, 32,786,310.60 and 6,709,503.60

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Solution

The fourth proportional to 21,857,540.40, 32,786,310.60 and 6,709,503.60 is: 10,064,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,857,540.40 : 32,786,310.60 = 6,709,503.60 : x
  2. Step 2: Convert to fraction form
    21,857,540.40/32,786,310.60 = 6,709,503.60/x
  3. Step 3: Cross multiply
    21,857,540.40x = 32,786,310.60 × 6,709,503.60
  4. Step 4: Simplify right side
    21,857,540.40x = 219,979,869,001,418.16
  5. Step 5: Solve for x
    x = 219,979,869,001,418.16/21,857,540.40
  6. Step 6: Final answer
    x = 10,064,255.40

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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.