Home / 9,725,102.32-13,420,589.88-5,374,490.80

Finding the Fourth Proportional to 9,725,102.32, 13,420,589.88 and 5,374,490.80

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Solution

The fourth proportional to 9,725,102.32, 13,420,589.88 and 5,374,490.80 is: 7,416,768.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725,102.32 : 13,420,589.88 = 5,374,490.80 : x
  2. Step 2: Convert to fraction form
    9,725,102.32/13,420,589.88 = 5,374,490.80/x
  3. Step 3: Cross multiply
    9,725,102.32x = 13,420,589.88 × 5,374,490.80
  4. Step 4: Simplify right side
    9,725,102.32x = 72,128,836,840,633.11
  5. Step 5: Solve for x
    x = 72,128,836,840,633.11/9,725,102.32
  6. Step 6: Final answer
    x = 7,416,768.94

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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.