Home / 19,579,827.19-27,018,577.41-11,320,419.43

Finding the Fourth Proportional to 19,579,827.19, 27,018,577.41 and 11,320,419.43

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Solution

The fourth proportional to 19,579,827.19, 27,018,577.41 and 11,320,419.43 is: 15,621,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,579,827.19 : 27,018,577.41 = 11,320,419.43 : x
  2. Step 2: Convert to fraction form
    19,579,827.19/27,018,577.41 = 11,320,419.43/x
  3. Step 3: Cross multiply
    19,579,827.19x = 27,018,577.41 × 11,320,419.43
  4. Step 4: Simplify right side
    19,579,827.19x = 305,861,628,683,123.06
  5. Step 5: Solve for x
    x = 305,861,628,683,123.06/19,579,827.19
  6. Step 6: Final answer
    x = 15,621,262.93

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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.