Home / 8,149,466.70-12,224,200.05-7,228,302.30

Finding the Fourth Proportional to 8,149,466.70, 12,224,200.05 and 7,228,302.30

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Solution

The fourth proportional to 8,149,466.70, 12,224,200.05 and 7,228,302.30 is: 10,842,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,466.70 : 12,224,200.05 = 7,228,302.30 : x
  2. Step 2: Convert to fraction form
    8,149,466.70/12,224,200.05 = 7,228,302.30/x
  3. Step 3: Cross multiply
    8,149,466.70x = 12,224,200.05 × 7,228,302.30
  4. Step 4: Simplify right side
    8,149,466.70x = 88,360,213,337,075.12
  5. Step 5: Solve for x
    x = 88,360,213,337,075.12/8,149,466.70
  6. Step 6: Final answer
    x = 10,842,453.45

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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.