Home / 18,455,557.06-25,464,974.97-10,305,541.06

Finding the Fourth Proportional to 18,455,557.06, 25,464,974.97 and 10,305,541.06

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Solution

The fourth proportional to 18,455,557.06, 25,464,974.97 and 10,305,541.06 is: 14,219,584.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455,557.06 : 25,464,974.97 = 10,305,541.06 : x
  2. Step 2: Convert to fraction form
    18,455,557.06/25,464,974.97 = 10,305,541.06/x
  3. Step 3: Cross multiply
    18,455,557.06x = 25,464,974.97 × 10,305,541.06
  4. Step 4: Simplify right side
    18,455,557.06x = 262,430,345,145,207.28
  5. Step 5: Solve for x
    x = 262,430,345,145,207.28/18,455,557.06
  6. Step 6: Final answer
    x = 14,219,584.07

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1.5x scale

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.