Home / 14,619,418.55-20,175,036.45-8,003,896.64

Finding the Fourth Proportional to 14,619,418.55, 20,175,036.45 and 8,003,896.64

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Solution

The fourth proportional to 14,619,418.55, 20,175,036.45 and 8,003,896.64 is: 11,045,508.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619,418.55 : 20,175,036.45 = 8,003,896.64 : x
  2. Step 2: Convert to fraction form
    14,619,418.55/20,175,036.45 = 8,003,896.64/x
  3. Step 3: Cross multiply
    14,619,418.55x = 20,175,036.45 × 8,003,896.64
  4. Step 4: Simplify right side
    14,619,418.55x = 161,478,906,454,032.50
  5. Step 5: Solve for x
    x = 161,478,906,454,032.50/14,619,418.55
  6. Step 6: Final answer
    x = 11,045,508.13

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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.