Home / 8,122,110.48-11,213,608.86-5,226,533.28

Finding the Fourth Proportional to 8,122,110.48, 11,213,608.86 and 5,226,533.28

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Solution

The fourth proportional to 8,122,110.48, 11,213,608.86 and 5,226,533.28 is: 7,215,895.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,110.48 : 11,213,608.86 = 5,226,533.28 : x
  2. Step 2: Convert to fraction form
    8,122,110.48/11,213,608.86 = 5,226,533.28/x
  3. Step 3: Cross multiply
    8,122,110.48x = 11,213,608.86 × 5,226,533.28
  4. Step 4: Simplify right side
    8,122,110.48x = 58,608,299,895,692.86
  5. Step 5: Solve for x
    x = 58,608,299,895,692.86/8,122,110.48
  6. Step 6: Final answer
    x = 7,215,895.43

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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.