Home / 6,227,764.70-9,341,647.05-5,219,995.10

Finding the Fourth Proportional to 6,227,764.70, 9,341,647.05 and 5,219,995.10

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Solution

The fourth proportional to 6,227,764.70, 9,341,647.05 and 5,219,995.10 is: 7,829,992.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,227,764.70 : 9,341,647.05 = 5,219,995.10 : x
  2. Step 2: Convert to fraction form
    6,227,764.70/9,341,647.05 = 5,219,995.10/x
  3. Step 3: Cross multiply
    6,227,764.70x = 9,341,647.05 × 5,219,995.10
  4. Step 4: Simplify right side
    6,227,764.70x = 48,763,351,826,929.45
  5. Step 5: Solve for x
    x = 48,763,351,826,929.45/6,227,764.70
  6. Step 6: Final answer
    x = 7,829,992.65

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Double scale
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Similar ratio
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1.5x scale

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.