Home / 8,509,053.76-12,763,691.71-2,829,278.07

Finding the Fourth Proportional to 8,509,053.76, 12,763,691.71 and 2,829,278.07

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Solution

The fourth proportional to 8,509,053.76, 12,763,691.71 and 2,829,278.07 is: 4,243,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,053.76 : 12,763,691.71 = 2,829,278.07 : x
  2. Step 2: Convert to fraction form
    8,509,053.76/12,763,691.71 = 2,829,278.07/x
  3. Step 3: Cross multiply
    8,509,053.76x = 12,763,691.71 × 2,829,278.07
  4. Step 4: Simplify right side
    8,509,053.76x = 36,112,033,040,270.60
  5. Step 5: Solve for x
    x = 36,112,033,040,270.60/8,509,053.76
  6. Step 6: Final answer
    x = 4,243,954.04

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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.