Home / 10,867,447.42-14,997,415.03-5,972,580.70

Finding the Fourth Proportional to 10,867,447.42, 14,997,415.03 and 5,972,580.70

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Solution

The fourth proportional to 10,867,447.42, 14,997,415.03 and 5,972,580.70 is: 8,242,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,447.42 : 14,997,415.03 = 5,972,580.70 : x
  2. Step 2: Convert to fraction form
    10,867,447.42/14,997,415.03 = 5,972,580.70/x
  3. Step 3: Cross multiply
    10,867,447.42x = 14,997,415.03 × 5,972,580.70
  4. Step 4: Simplify right side
    10,867,447.42x = 89,573,271,558,067.92
  5. Step 5: Solve for x
    x = 89,573,271,558,067.92/10,867,447.42
  6. Step 6: Final answer
    x = 8,242,346.90

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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.