Home / 12,725,909.76-17,561,607.81-6,924,591.56

Finding the Fourth Proportional to 12,725,909.76, 17,561,607.81 and 6,924,591.56

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Solution

The fourth proportional to 12,725,909.76, 17,561,607.81 and 6,924,591.56 is: 9,555,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725,909.76 : 17,561,607.81 = 6,924,591.56 : x
  2. Step 2: Convert to fraction form
    12,725,909.76/17,561,607.81 = 6,924,591.56/x
  3. Step 3: Cross multiply
    12,725,909.76x = 17,561,607.81 × 6,924,591.56
  4. Step 4: Simplify right side
    12,725,909.76x = 121,606,961,221,156.06
  5. Step 5: Solve for x
    x = 121,606,961,221,156.06/12,725,909.76
  6. Step 6: Final answer
    x = 9,555,856.01

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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.