Home / 8,620,825.17-12,932,238.24-2,864,072.55

Finding the Fourth Proportional to 8,620,825.17, 12,932,238.24 and 2,864,072.55

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Solution

The fourth proportional to 8,620,825.17, 12,932,238.24 and 2,864,072.55 is: 4,296,441.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,825.17 : 12,932,238.24 = 2,864,072.55 : x
  2. Step 2: Convert to fraction form
    8,620,825.17/12,932,238.24 = 2,864,072.55/x
  3. Step 3: Cross multiply
    8,620,825.17x = 12,932,238.24 × 2,864,072.55
  4. Step 4: Simplify right side
    8,620,825.17x = 37,038,868,553,244.31
  5. Step 5: Solve for x
    x = 37,038,868,553,244.31/8,620,825.17
  6. Step 6: Final answer
    x = 4,296,441.21

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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.