Home / 5,455,379.96-8,182,773.32-1,668,862.83

Finding the Fourth Proportional to 5,455,379.96, 8,182,773.32 and 1,668,862.83

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Solution

The fourth proportional to 5,455,379.96, 8,182,773.32 and 1,668,862.83 is: 2,503,203.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,379.96 : 8,182,773.32 = 1,668,862.83 : x
  2. Step 2: Convert to fraction form
    5,455,379.96/8,182,773.32 = 1,668,862.83/x
  3. Step 3: Cross multiply
    5,455,379.96x = 8,182,773.32 × 1,668,862.83
  4. Step 4: Simplify right side
    5,455,379.96x = 13,655,926,231,719.38
  5. Step 5: Solve for x
    x = 13,655,926,231,719.38/5,455,379.96
  6. Step 6: Final answer
    x = 2,503,203.51

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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.