Home / 5,438,136.96-8,151,606.72-2,913,114.24

Finding the Fourth Proportional to 5,438,136.96, 8,151,606.72 and 2,913,114.24

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Solution

The fourth proportional to 5,438,136.96, 8,151,606.72 and 2,913,114.24 is: 4,366,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,136.96 : 8,151,606.72 = 2,913,114.24 : x
  2. Step 2: Convert to fraction form
    5,438,136.96/8,151,606.72 = 2,913,114.24/x
  3. Step 3: Cross multiply
    5,438,136.96x = 8,151,606.72 × 2,913,114.24
  4. Step 4: Simplify right side
    5,438,136.96x = 23,746,561,614,911.70
  5. Step 5: Solve for x
    x = 23,746,561,614,911.70/5,438,136.96
  6. Step 6: Final answer
    x = 4,366,672.22

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Double scale
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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.