Home / 5,173,213.03-7,139,035.95-2,999,016.55

Finding the Fourth Proportional to 5,173,213.03, 7,139,035.95 and 2,999,016.55

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Solution

The fourth proportional to 5,173,213.03, 7,139,035.95 and 2,999,016.55 is: 4,138,643.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,213.03 : 7,139,035.95 = 2,999,016.55 : x
  2. Step 2: Convert to fraction form
    5,173,213.03/7,139,035.95 = 2,999,016.55/x
  3. Step 3: Cross multiply
    5,173,213.03x = 7,139,035.95 × 2,999,016.55
  4. Step 4: Simplify right side
    5,173,213.03x = 21,410,086,922,615.38
  5. Step 5: Solve for x
    x = 21,410,086,922,615.38/5,173,213.03
  6. Step 6: Final answer
    x = 4,138,643.97

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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.