Home / 21,184,093.89-29,233,188.77-12,016,539.81

Finding the Fourth Proportional to 21,184,093.89, 29,233,188.77 and 12,016,539.81

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Solution

The fourth proportional to 21,184,093.89, 29,233,188.77 and 12,016,539.81 is: 16,582,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184,093.89 : 29,233,188.77 = 12,016,539.81 : x
  2. Step 2: Convert to fraction form
    21,184,093.89/29,233,188.77 = 12,016,539.81/x
  3. Step 3: Cross multiply
    21,184,093.89x = 29,233,188.77 × 12,016,539.81
  4. Step 4: Simplify right side
    21,184,093.89x = 351,281,776,567,867.25
  5. Step 5: Solve for x
    x = 351,281,776,567,867.25/21,184,093.89
  6. Step 6: Final answer
    x = 16,582,336.65

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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.