Home / 5,455,380.58-8,182,774.25-1,668,863.45

Finding the Fourth Proportional to 5,455,380.58, 8,182,774.25 and 1,668,863.45

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Solution

The fourth proportional to 5,455,380.58, 8,182,774.25 and 1,668,863.45 is: 2,503,204.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,380.58 : 8,182,774.25 = 1,668,863.45 : x
  2. Step 2: Convert to fraction form
    5,455,380.58/8,182,774.25 = 1,668,863.45/x
  3. Step 3: Cross multiply
    5,455,380.58x = 8,182,774.25 × 1,668,863.45
  4. Step 4: Simplify right side
    5,455,380.58x = 13,655,932,865,426.16
  5. Step 5: Solve for x
    x = 13,655,932,865,426.16/5,455,380.58
  6. Step 6: Final answer
    x = 2,503,204.44

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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.