Home / 15,458,283.44-21,332,025.24-8,582,588.72

Finding the Fourth Proportional to 15,458,283.44, 21,332,025.24 and 8,582,588.72

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Solution

The fourth proportional to 15,458,283.44, 21,332,025.24 and 8,582,588.72 is: 11,843,747.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458,283.44 : 21,332,025.24 = 8,582,588.72 : x
  2. Step 2: Convert to fraction form
    15,458,283.44/21,332,025.24 = 8,582,588.72/x
  3. Step 3: Cross multiply
    15,458,283.44x = 21,332,025.24 × 8,582,588.72
  4. Step 4: Simplify right side
    15,458,283.44x = 183,083,999,199,579.28
  5. Step 5: Solve for x
    x = 183,083,999,199,579.28/15,458,283.44
  6. Step 6: Final answer
    x = 11,843,747.07

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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.