Home / 10,039,766.72-13,854,965.64-5,456,087.60

Finding the Fourth Proportional to 10,039,766.72, 13,854,965.64 and 5,456,087.60

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Solution

The fourth proportional to 10,039,766.72, 13,854,965.64 and 5,456,087.60 is: 7,529,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,039,766.72 : 13,854,965.64 = 5,456,087.60 : x
  2. Step 2: Convert to fraction form
    10,039,766.72/13,854,965.64 = 5,456,087.60/x
  3. Step 3: Cross multiply
    10,039,766.72x = 13,854,965.64 × 5,456,087.60
  4. Step 4: Simplify right side
    10,039,766.72x = 75,593,906,226,830.06
  5. Step 5: Solve for x
    x = 75,593,906,226,830.06/10,039,766.72
  6. Step 6: Final answer
    x = 7,529,448.48

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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.