Home / 8,133,790.10-12,200,685.15-2,453,276.30

Finding the Fourth Proportional to 8,133,790.10, 12,200,685.15 and 2,453,276.30

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Solution

The fourth proportional to 8,133,790.10, 12,200,685.15 and 2,453,276.30 is: 3,679,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133,790.10 : 12,200,685.15 = 2,453,276.30 : x
  2. Step 2: Convert to fraction form
    8,133,790.10/12,200,685.15 = 2,453,276.30/x
  3. Step 3: Cross multiply
    8,133,790.10x = 12,200,685.15 × 2,453,276.30
  4. Step 4: Simplify right side
    8,133,790.10x = 29,931,651,722,256.95
  5. Step 5: Solve for x
    x = 29,931,651,722,256.95/8,133,790.10
  6. Step 6: Final answer
    x = 3,679,914.45

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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.