Home / 12,362,670.80-18,544,006.20-3,387,222.80

Finding the Fourth Proportional to 12,362,670.80, 18,544,006.20 and 3,387,222.80

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Solution

The fourth proportional to 12,362,670.80, 18,544,006.20 and 3,387,222.80 is: 5,080,834.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362,670.80 : 18,544,006.20 = 3,387,222.80 : x
  2. Step 2: Convert to fraction form
    12,362,670.80/18,544,006.20 = 3,387,222.80/x
  3. Step 3: Cross multiply
    12,362,670.80x = 18,544,006.20 × 3,387,222.80
  4. Step 4: Simplify right side
    12,362,670.80x = 62,812,680,603,981.35
  5. Step 5: Solve for x
    x = 62,812,680,603,981.35/12,362,670.80
  6. Step 6: Final answer
    x = 5,080,834.20

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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.