Home / 12,384,833.79-18,569,892.03-4,709,039.91

Finding the Fourth Proportional to 12,384,833.79, 18,569,892.03 and 4,709,039.91

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Solution

The fourth proportional to 12,384,833.79, 18,569,892.03 and 4,709,039.91 is: 7,060,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,833.79 : 18,569,892.03 = 4,709,039.91 : x
  2. Step 2: Convert to fraction form
    12,384,833.79/18,569,892.03 = 4,709,039.91/x
  3. Step 3: Cross multiply
    12,384,833.79x = 18,569,892.03 × 4,709,039.91
  4. Step 4: Simplify right side
    12,384,833.79x = 87,446,362,693,660.92
  5. Step 5: Solve for x
    x = 87,446,362,693,660.92/12,384,833.79
  6. Step 6: Final answer
    x = 7,060,761.91

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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.