Home / 6,520,098.70-9,780,148.05-4,606,911.10

Finding the Fourth Proportional to 6,520,098.70, 9,780,148.05 and 4,606,911.10

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Solution

The fourth proportional to 6,520,098.70, 9,780,148.05 and 4,606,911.10 is: 6,910,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,098.70 : 9,780,148.05 = 4,606,911.10 : x
  2. Step 2: Convert to fraction form
    6,520,098.70/9,780,148.05 = 4,606,911.10/x
  3. Step 3: Cross multiply
    6,520,098.70x = 9,780,148.05 × 4,606,911.10
  4. Step 4: Simplify right side
    6,520,098.70x = 45,056,272,611,188.35
  5. Step 5: Solve for x
    x = 45,056,272,611,188.35/6,520,098.70
  6. Step 6: Final answer
    x = 6,910,366.65

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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.