Home / 7,452,008.55-11,178,012.83-6,256,266.30

Finding the Fourth Proportional to 7,452,008.55, 11,178,012.83 and 6,256,266.30

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Solution

The fourth proportional to 7,452,008.55, 11,178,012.83 and 6,256,266.30 is: 9,384,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,008.55 : 11,178,012.83 = 6,256,266.30 : x
  2. Step 2: Convert to fraction form
    7,452,008.55/11,178,012.83 = 6,256,266.30/x
  3. Step 3: Cross multiply
    7,452,008.55x = 11,178,012.83 × 6,256,266.30
  4. Step 4: Simplify right side
    7,452,008.55x = 69,932,624,938,015.29
  5. Step 5: Solve for x
    x = 69,932,624,938,015.29/7,452,008.55
  6. Step 6: Final answer
    x = 9,384,399.45

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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.