Home / 7,111,510.70-9,813,910.62-3,848,325.06

Finding the Fourth Proportional to 7,111,510.70, 9,813,910.62 and 3,848,325.06

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Solution

The fourth proportional to 7,111,510.70, 9,813,910.62 and 3,848,325.06 is: 5,310,702.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,510.70 : 9,813,910.62 = 3,848,325.06 : x
  2. Step 2: Convert to fraction form
    7,111,510.70/9,813,910.62 = 3,848,325.06/x
  3. Step 3: Cross multiply
    7,111,510.70x = 9,813,910.62 × 3,848,325.06
  4. Step 4: Simplify right side
    7,111,510.70x = 37,767,118,175,546.13
  5. Step 5: Solve for x
    x = 37,767,118,175,546.13/7,111,510.70
  6. Step 6: Final answer
    x = 5,310,702.57

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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.