Home / 8,518,481.70-12,771,420.15-4,025,508.90

Finding the Fourth Proportional to 8,518,481.70, 12,771,420.15 and 4,025,508.90

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Solution

The fourth proportional to 8,518,481.70, 12,771,420.15 and 4,025,508.90 is: 6,035,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,481.70 : 12,771,420.15 = 4,025,508.90 : x
  2. Step 2: Convert to fraction form
    8,518,481.70/12,771,420.15 = 4,025,508.90/x
  3. Step 3: Cross multiply
    8,518,481.70x = 12,771,420.15 × 4,025,508.90
  4. Step 4: Simplify right side
    8,518,481.70x = 51,411,465,479,464.34
  5. Step 5: Solve for x
    x = 51,411,465,479,464.34/8,518,481.70
  6. Step 6: Final answer
    x = 6,035,285.08

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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.