Home / 12,313,559.20-18,470,338.80-3,338,111.20

Finding the Fourth Proportional to 12,313,559.20, 18,470,338.80 and 3,338,111.20

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Solution

The fourth proportional to 12,313,559.20, 18,470,338.80 and 3,338,111.20 is: 5,007,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,313,559.20 : 18,470,338.80 = 3,338,111.20 : x
  2. Step 2: Convert to fraction form
    12,313,559.20/18,470,338.80 = 3,338,111.20/x
  3. Step 3: Cross multiply
    12,313,559.20x = 18,470,338.80 × 3,338,111.20
  4. Step 4: Simplify right side
    12,313,559.20x = 61,656,044,816,074.56
  5. Step 5: Solve for x
    x = 61,656,044,816,074.56/12,313,559.20
  6. Step 6: Final answer
    x = 5,007,166.80

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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.