Home / 7,899,697.80-11,849,546.70-7,283,838.60

Finding the Fourth Proportional to 7,899,697.80, 11,849,546.70 and 7,283,838.60

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Solution

The fourth proportional to 7,899,697.80, 11,849,546.70 and 7,283,838.60 is: 10,925,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899,697.80 : 11,849,546.70 = 7,283,838.60 : x
  2. Step 2: Convert to fraction form
    7,899,697.80/11,849,546.70 = 7,283,838.60/x
  3. Step 3: Cross multiply
    7,899,697.80x = 11,849,546.70 × 7,283,838.60
  4. Step 4: Simplify right side
    7,899,697.80x = 86,310,185,645,962.61
  5. Step 5: Solve for x
    x = 86,310,185,645,962.61/7,899,697.80
  6. Step 6: Final answer
    x = 10,925,757.90

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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.