Home / 5,380,940.70-8,071,411.05-2,014,710.30

Finding the Fourth Proportional to 5,380,940.70, 8,071,411.05 and 2,014,710.30

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Solution

The fourth proportional to 5,380,940.70, 8,071,411.05 and 2,014,710.30 is: 3,022,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,940.70 : 8,071,411.05 = 2,014,710.30 : x
  2. Step 2: Convert to fraction form
    5,380,940.70/8,071,411.05 = 2,014,710.30/x
  3. Step 3: Cross multiply
    5,380,940.70x = 8,071,411.05 × 2,014,710.30
  4. Step 4: Simplify right side
    5,380,940.70x = 16,261,554,977,968.81
  5. Step 5: Solve for x
    x = 16,261,554,977,968.81/5,380,940.70
  6. Step 6: Final answer
    x = 3,022,065.45

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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.