Home / 8,010,629.76-12,016,683.32-2,619,307.84

Finding the Fourth Proportional to 8,010,629.76, 12,016,683.32 and 2,619,307.84

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Solution

The fourth proportional to 8,010,629.76, 12,016,683.32 and 2,619,307.84 is: 3,929,203.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010,629.76 : 12,016,683.32 = 2,619,307.84 : x
  2. Step 2: Convert to fraction form
    8,010,629.76/12,016,683.32 = 2,619,307.84/x
  3. Step 3: Cross multiply
    8,010,629.76x = 12,016,683.32 × 2,619,307.84
  4. Step 4: Simplify right side
    8,010,629.76x = 31,475,392,830,873.23
  5. Step 5: Solve for x
    x = 31,475,392,830,873.23/8,010,629.76
  6. Step 6: Final answer
    x = 3,929,203.29

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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.