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Finding the Fourth Proportional to 8,560,326.64, 12,836,757.48 and 3,237,810.16

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Solution

The fourth proportional to 8,560,326.64, 12,836,757.48 and 3,237,810.16 is: 4,855,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560,326.64 : 12,836,757.48 = 3,237,810.16 : x
  2. Step 2: Convert to fraction form
    8,560,326.64/12,836,757.48 = 3,237,810.16/x
  3. Step 3: Cross multiply
    8,560,326.64x = 12,836,757.48 × 3,237,810.16
  4. Step 4: Simplify right side
    8,560,326.64x = 41,562,983,790,200
  5. Step 5: Solve for x
    x = 41,562,983,790,200/8,560,326.64
  6. Step 6: Final answer
    x = 4,855,303.49

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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.