Home / 9,766,757.80-14,650,136.70-4,989,183.40

Finding the Fourth Proportional to 9,766,757.80, 14,650,136.70 and 4,989,183.40

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Solution

The fourth proportional to 9,766,757.80, 14,650,136.70 and 4,989,183.40 is: 7,483,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766,757.80 : 14,650,136.70 = 4,989,183.40 : x
  2. Step 2: Convert to fraction form
    9,766,757.80/14,650,136.70 = 4,989,183.40/x
  3. Step 3: Cross multiply
    9,766,757.80x = 14,650,136.70 × 4,989,183.40
  4. Step 4: Simplify right side
    9,766,757.80x = 73,092,218,831,370.78
  5. Step 5: Solve for x
    x = 73,092,218,831,370.78/9,766,757.80
  6. Step 6: Final answer
    x = 7,483,775.10

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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.