Home / 8,856,136.80-13,284,205.20-8,058,319.20

Finding the Fourth Proportional to 8,856,136.80, 13,284,205.20 and 8,058,319.20

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Solution

The fourth proportional to 8,856,136.80, 13,284,205.20 and 8,058,319.20 is: 12,087,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856,136.80 : 13,284,205.20 = 8,058,319.20 : x
  2. Step 2: Convert to fraction form
    8,856,136.80/13,284,205.20 = 8,058,319.20/x
  3. Step 3: Cross multiply
    8,856,136.80x = 13,284,205.20 × 8,058,319.20
  4. Step 4: Simplify right side
    8,856,136.80x = 107,048,365,819,899.84
  5. Step 5: Solve for x
    x = 107,048,365,819,899.84/8,856,136.80
  6. Step 6: Final answer
    x = 12,087,478.80

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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.