Home / 21,556,522.20-32,334,783.30-13,903,771.80

Finding the Fourth Proportional to 21,556,522.20, 32,334,783.30 and 13,903,771.80

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Solution

The fourth proportional to 21,556,522.20, 32,334,783.30 and 13,903,771.80 is: 20,855,657.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,556,522.20 : 32,334,783.30 = 13,903,771.80 : x
  2. Step 2: Convert to fraction form
    21,556,522.20/32,334,783.30 = 13,903,771.80/x
  3. Step 3: Cross multiply
    21,556,522.20x = 32,334,783.30 × 13,903,771.80
  4. Step 4: Simplify right side
    21,556,522.20x = 449,575,448,205,651
  5. Step 5: Solve for x
    x = 449,575,448,205,651/21,556,522.20
  6. Step 6: Final answer
    x = 20,855,657.70

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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.