Home / 17,263,687.12-23,820,331.86-9,920,101.48

Finding the Fourth Proportional to 17,263,687.12, 23,820,331.86 and 9,920,101.48

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Solution

The fourth proportional to 17,263,687.12, 23,820,331.86 and 9,920,101.48 is: 13,687,696.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,263,687.12 : 23,820,331.86 = 9,920,101.48 : x
  2. Step 2: Convert to fraction form
    17,263,687.12/23,820,331.86 = 9,920,101.48/x
  3. Step 3: Cross multiply
    17,263,687.12x = 23,820,331.86 × 9,920,101.48
  4. Step 4: Simplify right side
    17,263,687.12x = 236,300,109,338,477.16
  5. Step 5: Solve for x
    x = 236,300,109,338,477.16/17,263,687.12
  6. Step 6: Final answer
    x = 13,687,696.48

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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.