Home / 7,838,270.49-11,758,919.86-2,980,199.27

Finding the Fourth Proportional to 7,838,270.49, 11,758,919.86 and 2,980,199.27

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Solution

The fourth proportional to 7,838,270.49, 11,758,919.86 and 2,980,199.27 is: 4,470,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,270.49 : 11,758,919.86 = 2,980,199.27 : x
  2. Step 2: Convert to fraction form
    7,838,270.49/11,758,919.86 = 2,980,199.27/x
  3. Step 3: Cross multiply
    7,838,270.49x = 11,758,919.86 × 2,980,199.27
  4. Step 4: Simplify right side
    7,838,270.49x = 35,043,924,382,760.50
  5. Step 5: Solve for x
    x = 35,043,924,382,760.50/7,838,270.49
  6. Step 6: Final answer
    x = 4,470,874.59

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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.