Home / 45,530,579.88-68,290,838.44-11,451,938.76

Finding the Fourth Proportional to 45,530,579.88, 68,290,838.44 and 11,451,938.76

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Solution

The fourth proportional to 45,530,579.88, 68,290,838.44 and 11,451,938.76 is: 17,176,642.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,530,579.88 : 68,290,838.44 = 11,451,938.76 : x
  2. Step 2: Convert to fraction form
    45,530,579.88/68,290,838.44 = 11,451,938.76/x
  3. Step 3: Cross multiply
    45,530,579.88x = 68,290,838.44 × 11,451,938.76
  4. Step 4: Simplify right side
    45,530,579.88x = 782,062,499,683,933.88
  5. Step 5: Solve for x
    x = 782,062,499,683,933.88/45,530,579.88
  6. Step 6: Final answer
    x = 17,176,642.64

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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.