Home / 7,767,091.22-10,723,183.70-6,905,271.06

Finding the Fourth Proportional to 7,767,091.22, 10,723,183.70 and 6,905,271.06

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Solution

The fourth proportional to 7,767,091.22, 10,723,183.70 and 6,905,271.06 is: 9,533,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,091.22 : 10,723,183.70 = 6,905,271.06 : x
  2. Step 2: Convert to fraction form
    7,767,091.22/10,723,183.70 = 6,905,271.06/x
  3. Step 3: Cross multiply
    7,767,091.22x = 10,723,183.70 × 6,905,271.06
  4. Step 4: Simplify right side
    7,767,091.22x = 74,046,490,040,147.36
  5. Step 5: Solve for x
    x = 74,046,490,040,147.36/7,767,091.22
  6. Step 6: Final answer
    x = 9,533,361.72

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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.