Home / 5,239,581.22-7,230,621-2,916,423.64

Finding the Fourth Proportional to 5,239,581.22, 7,230,621 and 2,916,423.64

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Solution

The fourth proportional to 5,239,581.22, 7,230,621 and 2,916,423.64 is: 4,024,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,581.22 : 7,230,621 = 2,916,423.64 : x
  2. Step 2: Convert to fraction form
    5,239,581.22/7,230,621 = 2,916,423.64/x
  3. Step 3: Cross multiply
    5,239,581.22x = 7,230,621 × 2,916,423.64
  4. Step 4: Simplify right side
    5,239,581.22x = 21,087,554,016,280.44
  5. Step 5: Solve for x
    x = 21,087,554,016,280.44/5,239,581.22
  6. Step 6: Final answer
    x = 4,024,664.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.