Home / 8,300,753.80-12,451,130.70-5,095,486.60

Finding the Fourth Proportional to 8,300,753.80, 12,451,130.70 and 5,095,486.60

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Solution

The fourth proportional to 8,300,753.80, 12,451,130.70 and 5,095,486.60 is: 7,643,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300,753.80 : 12,451,130.70 = 5,095,486.60 : x
  2. Step 2: Convert to fraction form
    8,300,753.80/12,451,130.70 = 5,095,486.60/x
  3. Step 3: Cross multiply
    8,300,753.80x = 12,451,130.70 × 5,095,486.60
  4. Step 4: Simplify right side
    8,300,753.80x = 63,444,569,636,698.61
  5. Step 5: Solve for x
    x = 63,444,569,636,698.61/8,300,753.80
  6. Step 6: Final answer
    x = 7,643,229.90

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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.