Home / 9,725,694.88-13,421,727.12-5,375,063.20

Finding the Fourth Proportional to 9,725,694.88, 13,421,727.12 and 5,375,063.20

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Solution

The fourth proportional to 9,725,694.88, 13,421,727.12 and 5,375,063.20 is: 7,417,735.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725,694.88 : 13,421,727.12 = 5,375,063.20 : x
  2. Step 2: Convert to fraction form
    9,725,694.88/13,421,727.12 = 5,375,063.20/x
  3. Step 3: Cross multiply
    9,725,694.88x = 13,421,727.12 × 5,375,063.20
  4. Step 4: Simplify right side
    9,725,694.88x = 72,142,631,523,153.98
  5. Step 5: Solve for x
    x = 72,142,631,523,153.98/9,725,694.88
  6. Step 6: Final answer
    x = 7,417,735.43

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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.