Home / 15,519,495.51-21,414,963.06-8,993,006.37

Finding the Fourth Proportional to 15,519,495.51, 21,414,963.06 and 8,993,006.37

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Solution

The fourth proportional to 15,519,495.51, 21,414,963.06 and 8,993,006.37 is: 12,409,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,519,495.51 : 21,414,963.06 = 8,993,006.37 : x
  2. Step 2: Convert to fraction form
    15,519,495.51/21,414,963.06 = 8,993,006.37/x
  3. Step 3: Cross multiply
    15,519,495.51x = 21,414,963.06 × 8,993,006.37
  4. Step 4: Simplify right side
    15,519,495.51x = 192,584,899,211,894.66
  5. Step 5: Solve for x
    x = 192,584,899,211,894.66/15,519,495.51
  6. Step 6: Final answer
    x = 12,409,224.20

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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.