Home / 13,500,944.18-18,631,161-7,305,855.32

Finding the Fourth Proportional to 13,500,944.18, 18,631,161 and 7,305,855.32

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Solution

The fourth proportional to 13,500,944.18, 18,631,161 and 7,305,855.32 is: 10,082,003.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,944.18 : 18,631,161 = 7,305,855.32 : x
  2. Step 2: Convert to fraction form
    13,500,944.18/18,631,161 = 7,305,855.32/x
  3. Step 3: Cross multiply
    13,500,944.18x = 18,631,161 × 7,305,855.32
  4. Step 4: Simplify right side
    13,500,944.18x = 136,116,566,709,626.53
  5. Step 5: Solve for x
    x = 136,116,566,709,626.53/13,500,944.18
  6. Step 6: Final answer
    x = 10,082,003.52

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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.