Home / 20,964,492.90-31,436,105.67-9,595,203.30

Finding the Fourth Proportional to 20,964,492.90, 31,436,105.67 and 9,595,203.30

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Solution

The fourth proportional to 20,964,492.90, 31,436,105.67 and 9,595,203.30 is: 14,387,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,964,492.90 : 31,436,105.67 = 9,595,203.30 : x
  2. Step 2: Convert to fraction form
    20,964,492.90/31,436,105.67 = 9,595,203.30/x
  3. Step 3: Cross multiply
    20,964,492.90x = 31,436,105.67 × 9,595,203.30
  4. Step 4: Simplify right side
    20,964,492.90x = 301,635,824,863,932.75
  5. Step 5: Solve for x
    x = 301,635,824,863,932.75/20,964,492.90
  6. Step 6: Final answer
    x = 14,387,938.04

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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.