Home / 21,588,301.60-32,361,716.40-12,481,050.40

Finding the Fourth Proportional to 21,588,301.60, 32,361,716.40 and 12,481,050.40

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Solution

The fourth proportional to 21,588,301.60, 32,361,716.40 and 12,481,050.40 is: 18,709,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,588,301.60 : 32,361,716.40 = 12,481,050.40 : x
  2. Step 2: Convert to fraction form
    21,588,301.60/32,361,716.40 = 12,481,050.40/x
  3. Step 3: Cross multiply
    21,588,301.60x = 32,361,716.40 × 12,481,050.40
  4. Step 4: Simplify right side
    21,588,301.60x = 403,908,213,418,906.56
  5. Step 5: Solve for x
    x = 403,908,213,418,906.56/21,588,301.60
  6. Step 6: Final answer
    x = 18,709,587.30

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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.