Home / 2,219,172.61-4,781,157.47

Finding the Third Proportional to 2,219,172.61 and 4,781,157.47

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Solution

The third proportional to 2,219,172.61 and 4,781,157.47 is: 10,300,896.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,172.61 : 4,781,157.47 = 4,781,157.47 : x
  2. Step 2: Convert to fraction form
    2,219,172.61/4,781,157.47 = 4,781,157.47/x
  3. Step 3: Cross multiply
    2,219,172.61x = 4,781,157.47 × 4,781,157.47
  4. Step 4: Simplify right side
    2,219,172.61x = 22,859,466,740,983.91
  5. Step 5: Solve for x
    x = 22,859,466,740,983.91/2,219,172.61
  6. Step 6: Final answer
    x = 10,300,896.22

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.