Home / 5,558,807.80-8,338,211.70-1,964,546.20

Finding the Fourth Proportional to 5,558,807.80, 8,338,211.70 and 1,964,546.20

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Solution

The fourth proportional to 5,558,807.80, 8,338,211.70 and 1,964,546.20 is: 2,946,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558,807.80 : 8,338,211.70 = 1,964,546.20 : x
  2. Step 2: Convert to fraction form
    5,558,807.80/8,338,211.70 = 1,964,546.20/x
  3. Step 3: Cross multiply
    5,558,807.80x = 8,338,211.70 × 1,964,546.20
  4. Step 4: Simplify right side
    5,558,807.80x = 16,380,802,110,030.54
  5. Step 5: Solve for x
    x = 16,380,802,110,030.54/5,558,807.80
  6. Step 6: Final answer
    x = 2,946,819.30

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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.