Home / 17,091,968.72-23,602,905.48-10,990,995.92

Finding the Fourth Proportional to 17,091,968.72, 23,602,905.48 and 10,990,995.92

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Solution

The fourth proportional to 17,091,968.72, 23,602,905.48 and 10,990,995.92 is: 15,177,855.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091,968.72 : 23,602,905.48 = 10,990,995.92 : x
  2. Step 2: Convert to fraction form
    17,091,968.72/23,602,905.48 = 10,990,995.92/x
  3. Step 3: Cross multiply
    17,091,968.72x = 23,602,905.48 × 10,990,995.92
  4. Step 4: Simplify right side
    17,091,968.72x = 259,419,437,830,825.66
  5. Step 5: Solve for x
    x = 259,419,437,830,825.66/17,091,968.72
  6. Step 6: Final answer
    x = 15,177,855.87

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1.5x scale

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.