Home / 47,291,219.12-65,262,606.72-27,707,421.44

Finding the Fourth Proportional to 47,291,219.12, 65,262,606.72 and 27,707,421.44

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Solution

The fourth proportional to 47,291,219.12, 65,262,606.72 and 27,707,421.44 is: 38,236,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,291,219.12 : 65,262,606.72 = 27,707,421.44 : x
  2. Step 2: Convert to fraction form
    47,291,219.12/65,262,606.72 = 27,707,421.44/x
  3. Step 3: Cross multiply
    47,291,219.12x = 65,262,606.72 × 27,707,421.44
  4. Step 4: Simplify right side
    47,291,219.12x = 1,808,258,548,664,016.25
  5. Step 5: Solve for x
    x = 1,808,258,548,664,016.25/47,291,219.12
  6. Step 6: Final answer
    x = 38,236,665.97

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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.