Home / 21,591,589.20-32,389,056.36-7,214,706.96

Finding the Fourth Proportional to 21,591,589.20, 32,389,056.36 and 7,214,706.96

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Solution

The fourth proportional to 21,591,589.20, 32,389,056.36 and 7,214,706.96 is: 10,822,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591,589.20 : 32,389,056.36 = 7,214,706.96 : x
  2. Step 2: Convert to fraction form
    21,591,589.20/32,389,056.36 = 7,214,706.96/x
  3. Step 3: Cross multiply
    21,591,589.20x = 32,389,056.36 × 7,214,706.96
  4. Step 4: Simplify right side
    21,591,589.20x = 233,677,550,348,324.25
  5. Step 5: Solve for x
    x = 233,677,550,348,324.25/21,591,589.20
  6. Step 6: Final answer
    x = 10,822,619.32

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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.