Home / 8,509,074.78-12,763,723.26-2,829,299.10

Finding the Fourth Proportional to 8,509,074.78, 12,763,723.26 and 2,829,299.10

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Solution

The fourth proportional to 8,509,074.78, 12,763,723.26 and 2,829,299.10 is: 4,243,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,074.78 : 12,763,723.26 = 2,829,299.10 : x
  2. Step 2: Convert to fraction form
    8,509,074.78/12,763,723.26 = 2,829,299.10/x
  3. Step 3: Cross multiply
    8,509,074.78x = 12,763,723.26 × 2,829,299.10
  4. Step 4: Simplify right side
    8,509,074.78x = 36,112,390,732,167.07
  5. Step 5: Solve for x
    x = 36,112,390,732,167.07/8,509,074.78
  6. Step 6: Final answer
    x = 4,243,985.59

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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.