Home / 2,142,788.13-4,576,182.54

Finding the Third Proportional to 2,142,788.13 and 4,576,182.54

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Solution

The third proportional to 2,142,788.13 and 4,576,182.54 is: 9,772,989.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,788.13 : 4,576,182.54 = 4,576,182.54 : x
  2. Step 2: Convert to fraction form
    2,142,788.13/4,576,182.54 = 4,576,182.54/x
  3. Step 3: Cross multiply
    2,142,788.13x = 4,576,182.54 × 4,576,182.54
  4. Step 4: Simplify right side
    2,142,788.13x = 20,941,446,630,820.51
  5. Step 5: Solve for x
    x = 20,941,446,630,820.51/2,142,788.13
  6. Step 6: Final answer
    x = 9,772,989.83

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.