Home / 12,722,851-17,557,610.75-6,921,674.27

Finding the Fourth Proportional to 12,722,851, 17,557,610.75 and 6,921,674.27

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Solution

The fourth proportional to 12,722,851, 17,557,610.75 and 6,921,674.27 is: 9,551,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,722,851 : 17,557,610.75 = 6,921,674.27 : x
  2. Step 2: Convert to fraction form
    12,722,851/17,557,610.75 = 6,921,674.27/x
  3. Step 3: Cross multiply
    12,722,851x = 17,557,610.75 × 6,921,674.27
  4. Step 4: Simplify right side
    12,722,851x = 121,528,062,570,950.39
  5. Step 5: Solve for x
    x = 121,528,062,570,950.39/12,722,851
  6. Step 6: Final answer
    x = 9,551,952.04

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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.