Home / 9,295,662.66-12,828,325.62-5,165,867.87

Finding the Fourth Proportional to 9,295,662.66, 12,828,325.62 and 5,165,867.87

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Solution

The fourth proportional to 9,295,662.66, 12,828,325.62 and 5,165,867.87 is: 7,129,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,662.66 : 12,828,325.62 = 5,165,867.87 : x
  2. Step 2: Convert to fraction form
    9,295,662.66/12,828,325.62 = 5,165,867.87/x
  3. Step 3: Cross multiply
    9,295,662.66x = 12,828,325.62 × 5,165,867.87
  4. Step 4: Simplify right side
    9,295,662.66x = 66,269,435,056,284.87
  5. Step 5: Solve for x
    x = 66,269,435,056,284.87/9,295,662.66
  6. Step 6: Final answer
    x = 7,129,070.57

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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.