Home / 21,184,096.89-29,233,192.91-12,016,542.81

Finding the Fourth Proportional to 21,184,096.89, 29,233,192.91 and 12,016,542.81

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Solution

The fourth proportional to 21,184,096.89, 29,233,192.91 and 12,016,542.81 is: 16,582,340.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184,096.89 : 29,233,192.91 = 12,016,542.81 : x
  2. Step 2: Convert to fraction form
    21,184,096.89/29,233,192.91 = 12,016,542.81/x
  3. Step 3: Cross multiply
    21,184,096.89x = 29,233,192.91 × 12,016,542.81
  4. Step 4: Simplify right side
    21,184,096.89x = 351,281,914,015,920.81
  5. Step 5: Solve for x
    x = 351,281,914,015,920.81/21,184,096.89
  6. Step 6: Final answer
    x = 16,582,340.79

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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.