Home / 12,274,094.40-18,413,033.76-4,185,178.56

Finding the Fourth Proportional to 12,274,094.40, 18,413,033.76 and 4,185,178.56

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Solution

The fourth proportional to 12,274,094.40, 18,413,033.76 and 4,185,178.56 is: 6,278,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274,094.40 : 18,413,033.76 = 4,185,178.56 : x
  2. Step 2: Convert to fraction form
    12,274,094.40/18,413,033.76 = 4,185,178.56/x
  3. Step 3: Cross multiply
    12,274,094.40x = 18,413,033.76 × 4,185,178.56
  4. Step 4: Simplify right side
    12,274,094.40x = 77,061,834,116,908.19
  5. Step 5: Solve for x
    x = 77,061,834,116,908.19/12,274,094.40
  6. Step 6: Final answer
    x = 6,278,413.02

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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.