Home / 19,901,849.81-27,465,683.09-11,956,822.37

Finding the Fourth Proportional to 19,901,849.81, 27,465,683.09 and 11,956,822.37

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Solution

The fourth proportional to 19,901,849.81, 27,465,683.09 and 11,956,822.37 is: 16,501,093.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901,849.81 : 27,465,683.09 = 11,956,822.37 : x
  2. Step 2: Convert to fraction form
    19,901,849.81/27,465,683.09 = 11,956,822.37/x
  3. Step 3: Cross multiply
    19,901,849.81x = 27,465,683.09 × 11,956,822.37
  4. Step 4: Simplify right side
    19,901,849.81x = 328,402,293,883,726.50
  5. Step 5: Solve for x
    x = 328,402,293,883,726.50/19,901,849.81
  6. Step 6: Final answer
    x = 16,501,093.97

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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.