Home / 8,116,603.30-11,195,523.76-5,219,659.36

Finding the Fourth Proportional to 8,116,603.30, 11,195,523.76 and 5,219,659.36

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Solution

The fourth proportional to 8,116,603.30, 11,195,523.76 and 5,219,659.36 is: 7,199,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116,603.30 : 11,195,523.76 = 5,219,659.36 : x
  2. Step 2: Convert to fraction form
    8,116,603.30/11,195,523.76 = 5,219,659.36/x
  3. Step 3: Cross multiply
    8,116,603.30x = 11,195,523.76 × 5,219,659.36
  4. Step 4: Simplify right side
    8,116,603.30x = 58,436,820,404,184.18
  5. Step 5: Solve for x
    x = 58,436,820,404,184.18/8,116,603.30
  6. Step 6: Final answer
    x = 7,199,664.47

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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.