Home / 22,471,579.17-31,010,558.81-12,158,075.97

Finding the Fourth Proportional to 22,471,579.17, 31,010,558.81 and 12,158,075.97

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Solution

The fourth proportional to 22,471,579.17, 31,010,558.81 and 12,158,075.97 is: 16,778,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471,579.17 : 31,010,558.81 = 12,158,075.97 : x
  2. Step 2: Convert to fraction form
    22,471,579.17/31,010,558.81 = 12,158,075.97/x
  3. Step 3: Cross multiply
    22,471,579.17x = 31,010,558.81 × 12,158,075.97
  4. Step 4: Simplify right side
    22,471,579.17x = 377,028,729,823,342.44
  5. Step 5: Solve for x
    x = 377,028,729,823,342.44/22,471,579.17
  6. Step 6: Final answer
    x = 16,778,025.57

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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.