Home / 26,783,123.60-40,179,856.44-11,430,189.20

Finding the Fourth Proportional to 26,783,123.60, 40,179,856.44 and 11,430,189.20

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Solution

The fourth proportional to 26,783,123.60, 40,179,856.44 and 11,430,189.20 is: 17,147,490.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,783,123.60 : 40,179,856.44 = 11,430,189.20 : x
  2. Step 2: Convert to fraction form
    26,783,123.60/40,179,856.44 = 11,430,189.20/x
  3. Step 3: Cross multiply
    26,783,123.60x = 40,179,856.44 × 11,430,189.20
  4. Step 4: Simplify right side
    26,783,123.60x = 459,263,361,281,351.31
  5. Step 5: Solve for x
    x = 459,263,361,281,351.31/26,783,123.60
  6. Step 6: Final answer
    x = 17,147,490.64

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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.