Home / 9,659,079.36-13,328,885.16-5,308,072.20

Finding the Fourth Proportional to 9,659,079.36, 13,328,885.16 and 5,308,072.20

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Solution

The fourth proportional to 9,659,079.36, 13,328,885.16 and 5,308,072.20 is: 7,324,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,079.36 : 13,328,885.16 = 5,308,072.20 : x
  2. Step 2: Convert to fraction form
    9,659,079.36/13,328,885.16 = 5,308,072.20/x
  3. Step 3: Cross multiply
    9,659,079.36x = 13,328,885.16 × 5,308,072.20
  4. Step 4: Simplify right side
    9,659,079.36x = 70,750,684,774,788.56
  5. Step 5: Solve for x
    x = 70,750,684,774,788.56/9,659,079.36
  6. Step 6: Final answer
    x = 7,324,785.53

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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.