Home / 7,787,977.07-11,683,072.67-2,397,076.74

Finding the Fourth Proportional to 7,787,977.07, 11,683,072.67 and 2,397,076.74

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Solution

The fourth proportional to 7,787,977.07, 11,683,072.67 and 2,397,076.74 is: 3,595,955.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,787,977.07 : 11,683,072.67 = 2,397,076.74 : x
  2. Step 2: Convert to fraction form
    7,787,977.07/11,683,072.67 = 2,397,076.74/x
  3. Step 3: Cross multiply
    7,787,977.07x = 11,683,072.67 × 2,397,076.74
  4. Step 4: Simplify right side
    7,787,977.07x = 28,005,221,737,001.31
  5. Step 5: Solve for x
    x = 28,005,221,737,001.31/7,787,977.07
  6. Step 6: Final answer
    x = 3,595,955.86

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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.