Home / 7,863,062.31-11,789,776.80-3,065,146.38

Finding the Fourth Proportional to 7,863,062.31, 11,789,776.80 and 3,065,146.38

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Solution

The fourth proportional to 7,863,062.31, 11,789,776.80 and 3,065,146.38 is: 4,595,841.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,062.31 : 11,789,776.80 = 3,065,146.38 : x
  2. Step 2: Convert to fraction form
    7,863,062.31/11,789,776.80 = 3,065,146.38/x
  3. Step 3: Cross multiply
    7,863,062.31x = 11,789,776.80 × 3,065,146.38
  4. Step 4: Simplify right side
    7,863,062.31x = 36,137,391,679,527.98
  5. Step 5: Solve for x
    x = 36,137,391,679,527.98/7,863,062.31
  6. Step 6: Final answer
    x = 4,595,841.96

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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.