Home / 12,886,039.80-19,328,622.30-3,301,512.30

Finding the Fourth Proportional to 12,886,039.80, 19,328,622.30 and 3,301,512.30

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Solution

The fourth proportional to 12,886,039.80, 19,328,622.30 and 3,301,512.30 is: 4,952,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,886,039.80 : 19,328,622.30 = 3,301,512.30 : x
  2. Step 2: Convert to fraction form
    12,886,039.80/19,328,622.30 = 3,301,512.30/x
  3. Step 3: Cross multiply
    12,886,039.80x = 19,328,622.30 × 3,301,512.30
  4. Step 4: Simplify right side
    12,886,039.80x = 63,813,684,265,504.29
  5. Step 5: Solve for x
    x = 63,813,684,265,504.29/12,886,039.80
  6. Step 6: Final answer
    x = 4,952,156.38

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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.