Home / 12,886,015.05-19,328,585.18-3,301,487.55

Finding the Fourth Proportional to 12,886,015.05, 19,328,585.18 and 3,301,487.55

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Solution

The fourth proportional to 12,886,015.05, 19,328,585.18 and 3,301,487.55 is: 4,952,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,886,015.05 : 19,328,585.18 = 3,301,487.55 : x
  2. Step 2: Convert to fraction form
    12,886,015.05/19,328,585.18 = 3,301,487.55/x
  3. Step 3: Cross multiply
    12,886,015.05x = 19,328,585.18 × 3,301,487.55
  4. Step 4: Simplify right side
    12,886,015.05x = 63,813,083,314,377.07
  5. Step 5: Solve for x
    x = 63,813,083,314,377.07/12,886,015.05
  6. Step 6: Final answer
    x = 4,952,119.26

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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.