Home / 7,404,136.80-11,106,205.20-4,555,010.40

Finding the Fourth Proportional to 7,404,136.80, 11,106,205.20 and 4,555,010.40

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Solution

The fourth proportional to 7,404,136.80, 11,106,205.20 and 4,555,010.40 is: 6,832,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404,136.80 : 11,106,205.20 = 4,555,010.40 : x
  2. Step 2: Convert to fraction form
    7,404,136.80/11,106,205.20 = 4,555,010.40/x
  3. Step 3: Cross multiply
    7,404,136.80x = 11,106,205.20 × 4,555,010.40
  4. Step 4: Simplify right side
    7,404,136.80x = 50,588,880,190,534.08
  5. Step 5: Solve for x
    x = 50,588,880,190,534.08/7,404,136.80
  6. Step 6: Final answer
    x = 6,832,515.60

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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.