Home / 13,943,213.07-19,243,916.78-11,616,415.71

Finding the Fourth Proportional to 13,943,213.07, 19,243,916.78 and 11,616,415.71

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Solution

The fourth proportional to 13,943,213.07, 19,243,916.78 and 11,616,415.71 is: 16,032,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,213.07 : 19,243,916.78 = 11,616,415.71 : x
  2. Step 2: Convert to fraction form
    13,943,213.07/19,243,916.78 = 11,616,415.71/x
  3. Step 3: Cross multiply
    13,943,213.07x = 19,243,916.78 × 11,616,415.71
  4. Step 4: Simplify right side
    13,943,213.07x = 223,545,337,147,042.53
  5. Step 5: Solve for x
    x = 223,545,337,147,042.53/13,943,213.07
  6. Step 6: Final answer
    x = 16,032,555.48

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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.