Home / 15,048,835.75-20,767,499.62-8,173,317.81

Finding the Fourth Proportional to 15,048,835.75, 20,767,499.62 and 8,173,317.81

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Solution

The fourth proportional to 15,048,835.75, 20,767,499.62 and 8,173,317.81 is: 11,279,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,835.75 : 20,767,499.62 = 8,173,317.81 : x
  2. Step 2: Convert to fraction form
    15,048,835.75/20,767,499.62 = 8,173,317.81/x
  3. Step 3: Cross multiply
    15,048,835.75x = 20,767,499.62 × 8,173,317.81
  4. Step 4: Simplify right side
    15,048,835.75x = 169,739,374,570,759.06
  5. Step 5: Solve for x
    x = 169,739,374,570,759.06/15,048,835.75
  6. Step 6: Final answer
    x = 11,279,236.31

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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.