Home / 8,282,684.70-12,431,025.45-3,237,615.90

Finding the Fourth Proportional to 8,282,684.70, 12,431,025.45 and 3,237,615.90

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Solution

The fourth proportional to 8,282,684.70, 12,431,025.45 and 3,237,615.90 is: 4,859,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282,684.70 : 12,431,025.45 = 3,237,615.90 : x
  2. Step 2: Convert to fraction form
    8,282,684.70/12,431,025.45 = 3,237,615.90/x
  3. Step 3: Cross multiply
    8,282,684.70x = 12,431,025.45 × 3,237,615.90
  4. Step 4: Simplify right side
    8,282,684.70x = 40,246,885,650,224.65
  5. Step 5: Solve for x
    x = 40,246,885,650,224.65/8,282,684.70
  6. Step 6: Final answer
    x = 4,859,159.45

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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.