Home / 7,282,440-10,909,023.84-3,628,153.44

Finding the Fourth Proportional to 7,282,440, 10,909,023.84 and 3,628,153.44

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Solution

The fourth proportional to 7,282,440, 10,909,023.84 and 3,628,153.44 is: 5,434,938.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282,440 : 10,909,023.84 = 3,628,153.44 : x
  2. Step 2: Convert to fraction form
    7,282,440/10,909,023.84 = 3,628,153.44/x
  3. Step 3: Cross multiply
    7,282,440x = 10,909,023.84 × 3,628,153.44
  4. Step 4: Simplify right side
    7,282,440x = 39,579,612,372,138.01
  5. Step 5: Solve for x
    x = 39,579,612,372,138.01/7,282,440
  6. Step 6: Final answer
    x = 5,434,938.34

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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.