Home / 8,380,050.30-12,570,075.45-7,476,600.60

Finding the Fourth Proportional to 8,380,050.30, 12,570,075.45 and 7,476,600.60

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Solution

The fourth proportional to 8,380,050.30, 12,570,075.45 and 7,476,600.60 is: 11,214,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,050.30 : 12,570,075.45 = 7,476,600.60 : x
  2. Step 2: Convert to fraction form
    8,380,050.30/12,570,075.45 = 7,476,600.60/x
  3. Step 3: Cross multiply
    8,380,050.30x = 12,570,075.45 × 7,476,600.60
  4. Step 4: Simplify right side
    8,380,050.30x = 93,981,433,651,515.27
  5. Step 5: Solve for x
    x = 93,981,433,651,515.27/8,380,050.30
  6. Step 6: Final answer
    x = 11,214,900.90

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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.