Home / 65,080,494.62-89,810,836.12-35,712,318.55

Finding the Fourth Proportional to 65,080,494.62, 89,810,836.12 and 35,712,318.55

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Solution

The fourth proportional to 65,080,494.62, 89,810,836.12 and 35,712,318.55 is: 49,282,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,080,494.62 : 89,810,836.12 = 35,712,318.55 : x
  2. Step 2: Convert to fraction form
    65,080,494.62/89,810,836.12 = 35,712,318.55/x
  3. Step 3: Cross multiply
    65,080,494.62x = 89,810,836.12 × 35,712,318.55
  4. Step 4: Simplify right side
    65,080,494.62x = 3,207,353,188,131,670
  5. Step 5: Solve for x
    x = 3,207,353,188,131,670/65,080,494.62
  6. Step 6: Final answer
    x = 49,282,864.35

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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.