Home / 7,445,143.94-10,274,548.12-4,137,577.55

Finding the Fourth Proportional to 7,445,143.94, 10,274,548.12 and 4,137,577.55

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Solution

The fourth proportional to 7,445,143.94, 10,274,548.12 and 4,137,577.55 is: 5,709,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445,143.94 : 10,274,548.12 = 4,137,577.55 : x
  2. Step 2: Convert to fraction form
    7,445,143.94/10,274,548.12 = 4,137,577.55/x
  3. Step 3: Cross multiply
    7,445,143.94x = 10,274,548.12 × 4,137,577.55
  4. Step 4: Simplify right side
    7,445,143.94x = 42,511,739,614,519.58
  5. Step 5: Solve for x
    x = 42,511,739,614,519.58/7,445,143.94
  6. Step 6: Final answer
    x = 5,709,995.66

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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.