Home / 7,681,158.42-11,519,069.47-4,274,643.50

Finding the Fourth Proportional to 7,681,158.42, 11,519,069.47 and 4,274,643.50

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Solution

The fourth proportional to 7,681,158.42, 11,519,069.47 and 4,274,643.50 is: 6,410,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,158.42 : 11,519,069.47 = 4,274,643.50 : x
  2. Step 2: Convert to fraction form
    7,681,158.42/11,519,069.47 = 4,274,643.50/x
  3. Step 3: Cross multiply
    7,681,158.42x = 11,519,069.47 × 4,274,643.50
  4. Step 4: Simplify right side
    7,681,158.42x = 49,239,915,435,983.95
  5. Step 5: Solve for x
    x = 49,239,915,435,983.95/7,681,158.42
  6. Step 6: Final answer
    x = 6,410,480.39

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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.