Home / 20,628,253.68-30,938,948.55-6,247,902.48

Finding the Fourth Proportional to 20,628,253.68, 30,938,948.55 and 6,247,902.48

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Solution

The fourth proportional to 20,628,253.68, 30,938,948.55 and 6,247,902.48 is: 9,370,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628,253.68 : 30,938,948.55 = 6,247,902.48 : x
  2. Step 2: Convert to fraction form
    20,628,253.68/30,938,948.55 = 6,247,902.48/x
  3. Step 3: Cross multiply
    20,628,253.68x = 30,938,948.55 × 6,247,902.48
  4. Step 4: Simplify right side
    20,628,253.68x = 193,303,533,374,137.44
  5. Step 5: Solve for x
    x = 193,303,533,374,137.44/20,628,253.68
  6. Step 6: Final answer
    x = 9,370,814.24

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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.