Home / 65,447,723.66-90,318,467.85-36,080,107.14

Finding the Fourth Proportional to 65,447,723.66, 90,318,467.85 and 36,080,107.14

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Solution

The fourth proportional to 65,447,723.66, 90,318,467.85 and 36,080,107.14 is: 49,790,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,447,723.66 : 90,318,467.85 = 36,080,107.14 : x
  2. Step 2: Convert to fraction form
    65,447,723.66/90,318,467.85 = 36,080,107.14/x
  3. Step 3: Cross multiply
    65,447,723.66x = 90,318,467.85 × 36,080,107.14
  4. Step 4: Simplify right side
    65,447,723.66x = 3,258,699,996,748,645.50
  5. Step 5: Solve for x
    x = 3,258,699,996,748,645.50/65,447,723.66
  6. Step 6: Final answer
    x = 49,790,883.70

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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.