Home / 8,622,862.96-11,899,389.72-4,702,665.64

Finding the Fourth Proportional to 8,622,862.96, 11,899,389.72 and 4,702,665.64

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Solution

The fourth proportional to 8,622,862.96, 11,899,389.72 and 4,702,665.64 is: 6,489,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622,862.96 : 11,899,389.72 = 4,702,665.64 : x
  2. Step 2: Convert to fraction form
    8,622,862.96/11,899,389.72 = 4,702,665.64/x
  3. Step 3: Cross multiply
    8,622,862.96x = 11,899,389.72 × 4,702,665.64
  4. Step 4: Simplify right side
    8,622,862.96x = 55,958,851,173,213.22
  5. Step 5: Solve for x
    x = 55,958,851,173,213.22/8,622,862.96
  6. Step 6: Final answer
    x = 6,489,590.69

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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.