Home / 47,309,714.28-65,275,064.70-27,720,078.12

Finding the Fourth Proportional to 47,309,714.28, 65,275,064.70 and 27,720,078.12

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Solution

The fourth proportional to 47,309,714.28, 65,275,064.70 and 27,720,078.12 is: 38,246,476.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,309,714.28 : 65,275,064.70 = 27,720,078.12 : x
  2. Step 2: Convert to fraction form
    47,309,714.28/65,275,064.70 = 27,720,078.12/x
  3. Step 3: Cross multiply
    47,309,714.28x = 65,275,064.70 × 27,720,078.12
  4. Step 4: Simplify right side
    47,309,714.28x = 1,809,429,892,772,054.50
  5. Step 5: Solve for x
    x = 1,809,429,892,772,054.50/47,309,714.28
  6. Step 6: Final answer
    x = 38,246,476.87

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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.