Home / 22,002,905.02-30,362,488.84-12,212,578.98

Finding the Fourth Proportional to 22,002,905.02, 30,362,488.84 and 12,212,578.98

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Solution

The fourth proportional to 22,002,905.02, 30,362,488.84 and 12,212,578.98 is: 16,852,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,002,905.02 : 30,362,488.84 = 12,212,578.98 : x
  2. Step 2: Convert to fraction form
    22,002,905.02/30,362,488.84 = 12,212,578.98/x
  3. Step 3: Cross multiply
    22,002,905.02x = 30,362,488.84 × 12,212,578.98
  4. Step 4: Simplify right side
    22,002,905.02x = 370,804,292,987,868.62
  5. Step 5: Solve for x
    x = 370,804,292,987,868.62/22,002,905.02
  6. Step 6: Final answer
    x = 16,852,515.28

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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.