Home / 8,308,629.80-12,462,023.10-6,810,108.20

Finding the Fourth Proportional to 8,308,629.80, 12,462,023.10 and 6,810,108.20

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Solution

The fourth proportional to 8,308,629.80, 12,462,023.10 and 6,810,108.20 is: 10,214,406.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,629.80 : 12,462,023.10 = 6,810,108.20 : x
  2. Step 2: Convert to fraction form
    8,308,629.80/12,462,023.10 = 6,810,108.20/x
  3. Step 3: Cross multiply
    8,308,629.80x = 12,462,023.10 × 6,810,108.20
  4. Step 4: Simplify right side
    8,308,629.80x = 84,867,725,701,899.42
  5. Step 5: Solve for x
    x = 84,867,725,701,899.42/8,308,629.80
  6. Step 6: Final answer
    x = 10,214,406.92

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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.