Home / 4,885,471.80-7,328,207.70-4,389,460.20

Finding the Fourth Proportional to 4,885,471.80, 7,328,207.70 and 4,389,460.20

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Solution

The fourth proportional to 4,885,471.80, 7,328,207.70 and 4,389,460.20 is: 6,584,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,471.80 : 7,328,207.70 = 4,389,460.20 : x
  2. Step 2: Convert to fraction form
    4,885,471.80/7,328,207.70 = 4,389,460.20/x
  3. Step 3: Cross multiply
    4,885,471.80x = 7,328,207.70 × 4,389,460.20
  4. Step 4: Simplify right side
    4,885,471.80x = 32,166,876,036,483.54
  5. Step 5: Solve for x
    x = 32,166,876,036,483.54/4,885,471.80
  6. Step 6: Final answer
    x = 6,584,190.30

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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.