Home / 17,387,739.30-26,081,608.95-12,012,968.10

Finding the Fourth Proportional to 17,387,739.30, 26,081,608.95 and 12,012,968.10

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Solution

The fourth proportional to 17,387,739.30, 26,081,608.95 and 12,012,968.10 is: 18,019,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,739.30 : 26,081,608.95 = 12,012,968.10 : x
  2. Step 2: Convert to fraction form
    17,387,739.30/26,081,608.95 = 12,012,968.10/x
  3. Step 3: Cross multiply
    17,387,739.30x = 26,081,608.95 × 12,012,968.10
  4. Step 4: Simplify right side
    17,387,739.30x = 313,317,536,313,024.50
  5. Step 5: Solve for x
    x = 313,317,536,313,024.50/17,387,739.30
  6. Step 6: Final answer
    x = 18,019,452.15

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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.