Home / 8,492,173.44-12,708,342.72-5,298,803.84

Finding the Fourth Proportional to 8,492,173.44, 12,708,342.72 and 5,298,803.84

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Solution

The fourth proportional to 8,492,173.44, 12,708,342.72 and 5,298,803.84 is: 7,929,538.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492,173.44 : 12,708,342.72 = 5,298,803.84 : x
  2. Step 2: Convert to fraction form
    8,492,173.44/12,708,342.72 = 5,298,803.84/x
  3. Step 3: Cross multiply
    8,492,173.44x = 12,708,342.72 × 5,298,803.84
  4. Step 4: Simplify right side
    8,492,173.44x = 67,339,015,204,772.05
  5. Step 5: Solve for x
    x = 67,339,015,204,772.05/8,492,173.44
  6. Step 6: Final answer
    x = 7,929,538.38

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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.