Home / 21,985,350.40-32,962,279.20-9,199,273.60

Finding the Fourth Proportional to 21,985,350.40, 32,962,279.20 and 9,199,273.60

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Solution

The fourth proportional to 21,985,350.40, 32,962,279.20 and 9,199,273.60 is: 13,792,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985,350.40 : 32,962,279.20 = 9,199,273.60 : x
  2. Step 2: Convert to fraction form
    21,985,350.40/32,962,279.20 = 9,199,273.60/x
  3. Step 3: Cross multiply
    21,985,350.40x = 32,962,279.20 × 9,199,273.60
  4. Step 4: Simplify right side
    21,985,350.40x = 303,229,024,840,389.12
  5. Step 5: Solve for x
    x = 303,229,024,840,389.12/21,985,350.40
  6. Step 6: Final answer
    x = 13,792,321.67

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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.