Home / 9,291,083.22-12,822,054.39-5,161,427.16

Finding the Fourth Proportional to 9,291,083.22, 12,822,054.39 and 5,161,427.16

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Solution

The fourth proportional to 9,291,083.22, 12,822,054.39 and 5,161,427.16 is: 7,122,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291,083.22 : 12,822,054.39 = 5,161,427.16 : x
  2. Step 2: Convert to fraction form
    9,291,083.22/12,822,054.39 = 5,161,427.16/x
  3. Step 3: Cross multiply
    9,291,083.22x = 12,822,054.39 × 5,161,427.16
  4. Step 4: Simplify right side
    9,291,083.22x = 66,180,099,775,543.23
  5. Step 5: Solve for x
    x = 66,180,099,775,543.23/9,291,083.22
  6. Step 6: Final answer
    x = 7,122,969.22

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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.