Home / 27,085,505.52-40,619,723.84-8,885,459.64

Finding the Fourth Proportional to 27,085,505.52, 40,619,723.84 and 8,885,459.64

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Solution

The fourth proportional to 27,085,505.52, 40,619,723.84 and 8,885,459.64 is: 13,325,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085,505.52 : 40,619,723.84 = 8,885,459.64 : x
  2. Step 2: Convert to fraction form
    27,085,505.52/40,619,723.84 = 8,885,459.64/x
  3. Step 3: Cross multiply
    27,085,505.52x = 40,619,723.84 × 8,885,459.64
  4. Step 4: Simplify right side
    27,085,505.52x = 360,924,916,790,479.50
  5. Step 5: Solve for x
    x = 360,924,916,790,479.50/27,085,505.52
  6. Step 6: Final answer
    x = 13,325,389.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.