Home / 12,180,955.32-16,827,916.32-8,004,514.32

Finding the Fourth Proportional to 12,180,955.32, 16,827,916.32 and 8,004,514.32

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Solution

The fourth proportional to 12,180,955.32, 16,827,916.32 and 8,004,514.32 is: 11,058,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,180,955.32 : 16,827,916.32 = 8,004,514.32 : x
  2. Step 2: Convert to fraction form
    12,180,955.32/16,827,916.32 = 8,004,514.32/x
  3. Step 3: Cross multiply
    12,180,955.32x = 16,827,916.32 × 8,004,514.32
  4. Step 4: Simplify right side
    12,180,955.32x = 134,699,297,159,201.70
  5. Step 5: Solve for x
    x = 134,699,297,159,201.70/12,180,955.32
  6. Step 6: Final answer
    x = 11,058,188.26

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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.