Home / 12,879,453.06-19,319,841.36-3,294,914.76

Finding the Fourth Proportional to 12,879,453.06, 19,319,841.36 and 3,294,914.76

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Solution

The fourth proportional to 12,879,453.06, 19,319,841.36 and 3,294,914.76 is: 4,942,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,879,453.06 : 19,319,841.36 = 3,294,914.76 : x
  2. Step 2: Convert to fraction form
    12,879,453.06/19,319,841.36 = 3,294,914.76/x
  3. Step 3: Cross multiply
    12,879,453.06x = 19,319,841.36 × 3,294,914.76
  4. Step 4: Simplify right side
    12,879,453.06x = 63,657,230,457,922.47
  5. Step 5: Solve for x
    x = 63,657,230,457,922.47/12,879,453.06
  6. Step 6: Final answer
    x = 4,942,541.44

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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.