Home / 9,489,782.63-14,231,729.85-3,423,725.78

Finding the Fourth Proportional to 9,489,782.63, 14,231,729.85 and 3,423,725.78

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Solution

The fourth proportional to 9,489,782.63, 14,231,729.85 and 3,423,725.78 is: 5,134,526.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,782.63 : 14,231,729.85 = 3,423,725.78 : x
  2. Step 2: Convert to fraction form
    9,489,782.63/14,231,729.85 = 3,423,725.78/x
  3. Step 3: Cross multiply
    9,489,782.63x = 14,231,729.85 × 3,423,725.78
  4. Step 4: Simplify right side
    9,489,782.63x = 48,725,540,310,281.88
  5. Step 5: Solve for x
    x = 48,725,540,310,281.88/9,489,782.63
  6. Step 6: Final answer
    x = 5,134,526.49

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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.