Home / 13,952,808.55-20,929,212.83-10,365,581.80

Finding the Fourth Proportional to 13,952,808.55, 20,929,212.83 and 10,365,581.80

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Solution

The fourth proportional to 13,952,808.55, 20,929,212.83 and 10,365,581.80 is: 15,548,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952,808.55 : 20,929,212.83 = 10,365,581.80 : x
  2. Step 2: Convert to fraction form
    13,952,808.55/20,929,212.83 = 10,365,581.80/x
  3. Step 3: Cross multiply
    13,952,808.55x = 20,929,212.83 × 10,365,581.80
  4. Step 4: Simplify right side
    13,952,808.55x = 216,943,467,598,974.50
  5. Step 5: Solve for x
    x = 216,943,467,598,974.50/13,952,808.55
  6. Step 6: Final answer
    x = 15,548,372.70

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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.