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Finding the Fourth Proportional to 7,874,019.04, 11,808,475.42 and 3,016,067.06

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Solution

The fourth proportional to 7,874,019.04, 11,808,475.42 and 3,016,067.06 is: 4,523,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,874,019.04 : 11,808,475.42 = 3,016,067.06 : x
  2. Step 2: Convert to fraction form
    7,874,019.04/11,808,475.42 = 3,016,067.06/x
  3. Step 3: Cross multiply
    7,874,019.04x = 11,808,475.42 × 3,016,067.06
  4. Step 4: Simplify right side
    7,874,019.04x = 35,615,153,684,039.29
  5. Step 5: Solve for x
    x = 35,615,153,684,039.29/7,874,019.04
  6. Step 6: Final answer
    x = 4,523,122.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.