Home / 6,242,751.72-8,615,588.22-3,920,026.68

Finding the Fourth Proportional to 6,242,751.72, 8,615,588.22 and 3,920,026.68

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Solution

The fourth proportional to 6,242,751.72, 8,615,588.22 and 3,920,026.68 is: 5,410,007.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242,751.72 : 8,615,588.22 = 3,920,026.68 : x
  2. Step 2: Convert to fraction form
    6,242,751.72/8,615,588.22 = 3,920,026.68/x
  3. Step 3: Cross multiply
    6,242,751.72x = 8,615,588.22 × 3,920,026.68
  4. Step 4: Simplify right side
    6,242,751.72x = 33,773,335,686,293.71
  5. Step 5: Solve for x
    x = 33,773,335,686,293.71/6,242,751.72
  6. Step 6: Final answer
    x = 5,410,007.83

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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.