Home / 9,050,615.64-12,489,109.74-5,328,857.88

Finding the Fourth Proportional to 9,050,615.64, 12,489,109.74 and 5,328,857.88

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Solution

The fourth proportional to 9,050,615.64, 12,489,109.74 and 5,328,857.88 is: 7,353,388.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050,615.64 : 12,489,109.74 = 5,328,857.88 : x
  2. Step 2: Convert to fraction form
    9,050,615.64/12,489,109.74 = 5,328,857.88/x
  3. Step 3: Cross multiply
    9,050,615.64x = 12,489,109.74 × 5,328,857.88
  4. Step 4: Simplify right side
    9,050,615.64x = 66,552,690,852,183.75
  5. Step 5: Solve for x
    x = 66,552,690,852,183.75/9,050,615.64
  6. Step 6: Final answer
    x = 7,353,388.27

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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.