Home / 5,455,380.45-8,182,774.06-1,668,863.33

Finding the Fourth Proportional to 5,455,380.45, 8,182,774.06 and 1,668,863.33

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Solution

The fourth proportional to 5,455,380.45, 8,182,774.06 and 1,668,863.33 is: 2,503,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,380.45 : 8,182,774.06 = 1,668,863.33 : x
  2. Step 2: Convert to fraction form
    5,455,380.45/8,182,774.06 = 1,668,863.33/x
  3. Step 3: Cross multiply
    5,455,380.45x = 8,182,774.06 × 1,668,863.33
  4. Step 4: Simplify right side
    5,455,380.45x = 13,655,931,566,409.22
  5. Step 5: Solve for x
    x = 13,655,931,566,409.22/5,455,380.45
  6. Step 6: Final answer
    x = 2,503,204.26

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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.