Home / 7,809,915.06-11,723,154.03-6,917,152.50

Finding the Fourth Proportional to 7,809,915.06, 11,723,154.03 and 6,917,152.50

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Solution

The fourth proportional to 7,809,915.06, 11,723,154.03 and 6,917,152.50 is: 10,383,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,809,915.06 : 11,723,154.03 = 6,917,152.50 : x
  2. Step 2: Convert to fraction form
    7,809,915.06/11,723,154.03 = 6,917,152.50/x
  3. Step 3: Cross multiply
    7,809,915.06x = 11,723,154.03 × 6,917,152.50
  4. Step 4: Simplify right side
    7,809,915.06x = 81,090,844,206,499.58
  5. Step 5: Solve for x
    x = 81,090,844,206,499.58/7,809,915.06
  6. Step 6: Final answer
    x = 10,383,063.53

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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.