Home / 12,273,810.66-18,412,607.43-4,184,894.34

Finding the Fourth Proportional to 12,273,810.66, 18,412,607.43 and 4,184,894.34

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Solution

The fourth proportional to 12,273,810.66, 18,412,607.43 and 4,184,894.34 is: 6,277,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,810.66 : 18,412,607.43 = 4,184,894.34 : x
  2. Step 2: Convert to fraction form
    12,273,810.66/18,412,607.43 = 4,184,894.34/x
  3. Step 3: Cross multiply
    12,273,810.66x = 18,412,607.43 × 4,184,894.34
  4. Step 4: Simplify right side
    12,273,810.66x = 77,054,816,618,448.94
  5. Step 5: Solve for x
    x = 77,054,816,618,448.94/12,273,810.66
  6. Step 6: Final answer
    x = 6,277,986.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.