Home / 12,647,181.48-17,453,120.76-6,845,945.28

Finding the Fourth Proportional to 12,647,181.48, 17,453,120.76 and 6,845,945.28

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Solution

The fourth proportional to 12,647,181.48, 17,453,120.76 and 6,845,945.28 is: 9,447,410.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,647,181.48 : 17,453,120.76 = 6,845,945.28 : x
  2. Step 2: Convert to fraction form
    12,647,181.48/17,453,120.76 = 6,845,945.28/x
  3. Step 3: Cross multiply
    12,647,181.48x = 17,453,120.76 × 6,845,945.28
  4. Step 4: Simplify right side
    12,647,181.48x = 119,483,109,688,192.03
  5. Step 5: Solve for x
    x = 119,483,109,688,192.03/12,647,181.48
  6. Step 6: Final answer
    x = 9,447,410.07

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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.