Home / 5,006,447.35-6,909,033.20-2,831,315.78

Finding the Fourth Proportional to 5,006,447.35, 6,909,033.20 and 2,831,315.78

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Solution

The fourth proportional to 5,006,447.35, 6,909,033.20 and 2,831,315.78 is: 3,907,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006,447.35 : 6,909,033.20 = 2,831,315.78 : x
  2. Step 2: Convert to fraction form
    5,006,447.35/6,909,033.20 = 2,831,315.78/x
  3. Step 3: Cross multiply
    5,006,447.35x = 6,909,033.20 × 2,831,315.78
  4. Step 4: Simplify right side
    5,006,447.35x = 19,561,654,696,237.02
  5. Step 5: Solve for x
    x = 19,561,654,696,237.02/5,006,447.35
  6. Step 6: Final answer
    x = 3,907,292.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.