Home / 12,544,598.16-17,321,296.68-9,639,409.68

Finding the Fourth Proportional to 12,544,598.16, 17,321,296.68 and 9,639,409.68

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Solution

The fourth proportional to 12,544,598.16, 17,321,296.68 and 9,639,409.68 is: 13,309,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544,598.16 : 17,321,296.68 = 9,639,409.68 : x
  2. Step 2: Convert to fraction form
    12,544,598.16/17,321,296.68 = 9,639,409.68/x
  3. Step 3: Cross multiply
    12,544,598.16x = 17,321,296.68 × 9,639,409.68
  4. Step 4: Simplify right side
    12,544,598.16x = 166,967,074,887,343.84
  5. Step 5: Solve for x
    x = 166,967,074,887,343.84/12,544,598.16
  6. Step 6: Final answer
    x = 13,309,878.30

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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.