Home / 5,220,826.10-7,831,239.15-3,803,650.10

Finding the Fourth Proportional to 5,220,826.10, 7,831,239.15 and 3,803,650.10

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Solution

The fourth proportional to 5,220,826.10, 7,831,239.15 and 3,803,650.10 is: 5,705,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,826.10 : 7,831,239.15 = 3,803,650.10 : x
  2. Step 2: Convert to fraction form
    5,220,826.10/7,831,239.15 = 3,803,650.10/x
  3. Step 3: Cross multiply
    5,220,826.10x = 7,831,239.15 × 3,803,650.10
  4. Step 4: Simplify right side
    5,220,826.10x = 29,787,293,576,021.42
  5. Step 5: Solve for x
    x = 29,787,293,576,021.42/5,220,826.10
  6. Step 6: Final answer
    x = 5,705,475.15

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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.