Home / 19,722,657.62-27,216,745.27-11,020,901.74

Finding the Fourth Proportional to 19,722,657.62, 27,216,745.27 and 11,020,901.74

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Solution

The fourth proportional to 19,722,657.62, 27,216,745.27 and 11,020,901.74 is: 15,208,552.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722,657.62 : 27,216,745.27 = 11,020,901.74 : x
  2. Step 2: Convert to fraction form
    19,722,657.62/27,216,745.27 = 11,020,901.74/x
  3. Step 3: Cross multiply
    19,722,657.62x = 27,216,745.27 × 11,020,901.74
  4. Step 4: Simplify right side
    19,722,657.62x = 299,953,075,207,685.62
  5. Step 5: Solve for x
    x = 299,953,075,207,685.62/19,722,657.62
  6. Step 6: Final answer
    x = 15,208,552.57

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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.