Home / 9,987,374.55-13,778,655.39-5,800,346.70

Finding the Fourth Proportional to 9,987,374.55, 13,778,655.39 and 5,800,346.70

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Solution

The fourth proportional to 9,987,374.55, 13,778,655.39 and 5,800,346.70 is: 8,002,200.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987,374.55 : 13,778,655.39 = 5,800,346.70 : x
  2. Step 2: Convert to fraction form
    9,987,374.55/13,778,655.39 = 5,800,346.70/x
  3. Step 3: Cross multiply
    9,987,374.55x = 13,778,655.39 × 5,800,346.70
  4. Step 4: Simplify right side
    9,987,374.55x = 79,920,978,321,823.72
  5. Step 5: Solve for x
    x = 79,920,978,321,823.72/9,987,374.55
  6. Step 6: Final answer
    x = 8,002,200.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.