Home / 19,586,286.41-27,000,588.22-13,687,606.80

Finding the Fourth Proportional to 19,586,286.41, 27,000,588.22 and 13,687,606.80

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Solution

The fourth proportional to 19,586,286.41, 27,000,588.22 and 13,687,606.80 is: 18,868,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,286.41 : 27,000,588.22 = 13,687,606.80 : x
  2. Step 2: Convert to fraction form
    19,586,286.41/27,000,588.22 = 13,687,606.80/x
  3. Step 3: Cross multiply
    19,586,286.41x = 27,000,588.22 × 13,687,606.80
  4. Step 4: Simplify right side
    19,586,286.41x = 369,573,434,889,852.94
  5. Step 5: Solve for x
    x = 369,573,434,889,852.94/19,586,286.41
  6. Step 6: Final answer
    x = 18,868,989.62

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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.