Home / 9,310,722.22-12,848,796.67-5,181,019.39

Finding the Fourth Proportional to 9,310,722.22, 12,848,796.67 and 5,181,019.39

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Solution

The fourth proportional to 9,310,722.22, 12,848,796.67 and 5,181,019.39 is: 7,149,806.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310,722.22 : 12,848,796.67 = 5,181,019.39 : x
  2. Step 2: Convert to fraction form
    9,310,722.22/12,848,796.67 = 5,181,019.39/x
  3. Step 3: Cross multiply
    9,310,722.22x = 12,848,796.67 × 5,181,019.39
  4. Step 4: Simplify right side
    9,310,722.22x = 66,569,864,625,985.81
  5. Step 5: Solve for x
    x = 66,569,864,625,985.81/9,310,722.22
  6. Step 6: Final answer
    x = 7,149,806.75

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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.