Home / 55,049,734.46-75,968,907.90-30,271,519.28

Finding the Fourth Proportional to 55,049,734.46, 75,968,907.90 and 30,271,519.28

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Solution

The fourth proportional to 55,049,734.46, 75,968,907.90 and 30,271,519.28 is: 41,774,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,734.46 : 75,968,907.90 = 30,271,519.28 : x
  2. Step 2: Convert to fraction form
    55,049,734.46/75,968,907.90 = 30,271,519.28/x
  3. Step 3: Cross multiply
    55,049,734.46x = 75,968,907.90 × 30,271,519.28
  4. Step 4: Simplify right side
    55,049,734.46x = 2,299,694,260,175,394.50
  5. Step 5: Solve for x
    x = 2,299,694,260,175,394.50/55,049,734.46
  6. Step 6: Final answer
    x = 41,774,847.47

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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.