Home / 6,280,628.51-8,669,146.89-3,667,837.38

Finding the Fourth Proportional to 6,280,628.51, 8,669,146.89 and 3,667,837.38

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Solution

The fourth proportional to 6,280,628.51, 8,669,146.89 and 3,667,837.38 is: 5,062,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280,628.51 : 8,669,146.89 = 3,667,837.38 : x
  2. Step 2: Convert to fraction form
    6,280,628.51/8,669,146.89 = 3,667,837.38/x
  3. Step 3: Cross multiply
    6,280,628.51x = 8,669,146.89 × 3,667,837.38
  4. Step 4: Simplify right side
    6,280,628.51x = 31,797,021,015,852.75
  5. Step 5: Solve for x
    x = 31,797,021,015,852.75/6,280,628.51
  6. Step 6: Final answer
    x = 5,062,713.22

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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.