Home / 19,631,764.98-27,084,821.49-11,367,315.54

Finding the Fourth Proportional to 19,631,764.98, 27,084,821.49 and 11,367,315.54

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Solution

The fourth proportional to 19,631,764.98, 27,084,821.49 and 11,367,315.54 is: 15,682,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631,764.98 : 27,084,821.49 = 11,367,315.54 : x
  2. Step 2: Convert to fraction form
    19,631,764.98/27,084,821.49 = 11,367,315.54/x
  3. Step 3: Cross multiply
    19,631,764.98x = 27,084,821.49 × 11,367,315.54
  4. Step 4: Simplify right side
    19,631,764.98x = 307,881,712,221,402.94
  5. Step 5: Solve for x
    x = 307,881,712,221,402.94/19,631,764.98
  6. Step 6: Final answer
    x = 15,682,834.05

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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.