Home / 8,518,473.20-12,771,407.40-4,025,500.40

Finding the Fourth Proportional to 8,518,473.20, 12,771,407.40 and 4,025,500.40

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Solution

The fourth proportional to 8,518,473.20, 12,771,407.40 and 4,025,500.40 is: 6,035,272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,473.20 : 12,771,407.40 = 4,025,500.40 : x
  2. Step 2: Convert to fraction form
    8,518,473.20/12,771,407.40 = 4,025,500.40/x
  3. Step 3: Cross multiply
    8,518,473.20x = 12,771,407.40 × 4,025,500.40
  4. Step 4: Simplify right side
    8,518,473.20x = 51,411,305,597,262.96
  5. Step 5: Solve for x
    x = 51,411,305,597,262.96/8,518,473.20
  6. Step 6: Final answer
    x = 6,035,272.33

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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.