Home / 12,356,515.70-18,540,022.35-5,963,477.30

Finding the Fourth Proportional to 12,356,515.70, 18,540,022.35 and 5,963,477.30

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Solution

The fourth proportional to 12,356,515.70, 18,540,022.35 and 5,963,477.30 is: 8,947,749.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,515.70 : 18,540,022.35 = 5,963,477.30 : x
  2. Step 2: Convert to fraction form
    12,356,515.70/18,540,022.35 = 5,963,477.30/x
  3. Step 3: Cross multiply
    12,356,515.70x = 18,540,022.35 × 5,963,477.30
  4. Step 4: Simplify right side
    12,356,515.70x = 110,563,002,425,717.66
  5. Step 5: Solve for x
    x = 110,563,002,425,717.66/12,356,515.70
  6. Step 6: Final answer
    x = 8,947,749.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.