Home / 8,768,329.80-13,152,494.70-4,989,193.80

Finding the Fourth Proportional to 8,768,329.80, 13,152,494.70 and 4,989,193.80

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Solution

The fourth proportional to 8,768,329.80, 13,152,494.70 and 4,989,193.80 is: 7,483,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,329.80 : 13,152,494.70 = 4,989,193.80 : x
  2. Step 2: Convert to fraction form
    8,768,329.80/13,152,494.70 = 4,989,193.80/x
  3. Step 3: Cross multiply
    8,768,329.80x = 13,152,494.70 × 4,989,193.80
  4. Step 4: Simplify right side
    8,768,329.80x = 65,620,345,011,772.85
  5. Step 5: Solve for x
    x = 65,620,345,011,772.85/8,768,329.80
  6. Step 6: Final answer
    x = 7,483,790.70

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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.