Home / 65,863,110.33-90,891,002.16-36,496,344.06

Finding the Fourth Proportional to 65,863,110.33, 90,891,002.16 and 36,496,344.06

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Solution

The fourth proportional to 65,863,110.33, 90,891,002.16 and 36,496,344.06 is: 50,364,904.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,863,110.33 : 90,891,002.16 = 36,496,344.06 : x
  2. Step 2: Convert to fraction form
    65,863,110.33/90,891,002.16 = 36,496,344.06/x
  3. Step 3: Cross multiply
    65,863,110.33x = 90,891,002.16 × 36,496,344.06
  4. Step 4: Simplify right side
    65,863,110.33x = 3,317,189,286,789,563.50
  5. Step 5: Solve for x
    x = 3,317,189,286,789,563.50/65,863,110.33
  6. Step 6: Final answer
    x = 50,364,904.88

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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.