Home / 5,190,239.55-7,162,590.69-2,867,083.95

Finding the Fourth Proportional to 5,190,239.55, 7,162,590.69 and 2,867,083.95

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Solution

The fourth proportional to 5,190,239.55, 7,162,590.69 and 2,867,083.95 is: 3,956,609.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,239.55 : 7,162,590.69 = 2,867,083.95 : x
  2. Step 2: Convert to fraction form
    5,190,239.55/7,162,590.69 = 2,867,083.95/x
  3. Step 3: Cross multiply
    5,190,239.55x = 7,162,590.69 × 2,867,083.95
  4. Step 4: Simplify right side
    5,190,239.55x = 20,535,748,807,718.43
  5. Step 5: Solve for x
    x = 20,535,748,807,718.43/5,190,239.55
  6. Step 6: Final answer
    x = 3,956,609.06

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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.