Home / 20,257,772.16-30,389,661.84-5,880,959.04

Finding the Fourth Proportional to 20,257,772.16, 30,389,661.84 and 5,880,959.04

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Solution

The fourth proportional to 20,257,772.16, 30,389,661.84 and 5,880,959.04 is: 8,822,310.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257,772.16 : 30,389,661.84 = 5,880,959.04 : x
  2. Step 2: Convert to fraction form
    20,257,772.16/30,389,661.84 = 5,880,959.04/x
  3. Step 3: Cross multiply
    20,257,772.16x = 30,389,661.84 × 5,880,959.04
  4. Step 4: Simplify right side
    20,257,772.16x = 178,720,356,520,491.03
  5. Step 5: Solve for x
    x = 178,720,356,520,491.03/20,257,772.16
  6. Step 6: Final answer
    x = 8,822,310.52

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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.