Home / 9,049,540.83-12,492,392.03-5,379,645.48

Finding the Fourth Proportional to 9,049,540.83, 12,492,392.03 and 5,379,645.48

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Solution

The fourth proportional to 9,049,540.83, 12,492,392.03 and 5,379,645.48 is: 7,426,303.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049,540.83 : 12,492,392.03 = 5,379,645.48 : x
  2. Step 2: Convert to fraction form
    9,049,540.83/12,492,392.03 = 5,379,645.48/x
  3. Step 3: Cross multiply
    9,049,540.83x = 12,492,392.03 × 5,379,645.48
  4. Step 4: Simplify right side
    9,049,540.83x = 67,204,640,291,679.30
  5. Step 5: Solve for x
    x = 67,204,640,291,679.30/9,049,540.83
  6. Step 6: Final answer
    x = 7,426,303.89

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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.