Home / 19,233,783.94-28,856,069.60-7,727,331.18

Finding the Fourth Proportional to 19,233,783.94, 28,856,069.60 and 7,727,331.18

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Solution

The fourth proportional to 19,233,783.94, 28,856,069.60 and 7,727,331.18 is: 11,593,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233,783.94 : 28,856,069.60 = 7,727,331.18 : x
  2. Step 2: Convert to fraction form
    19,233,783.94/28,856,069.60 = 7,727,331.18/x
  3. Step 3: Cross multiply
    19,233,783.94x = 28,856,069.60 × 7,727,331.18
  4. Step 4: Simplify right side
    19,233,783.94x = 222,980,406,352,330.12
  5. Step 5: Solve for x
    x = 222,980,406,352,330.12/19,233,783.94
  6. Step 6: Final answer
    x = 11,593,163.73

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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.