Home / 13,801,626.78-19,045,997.47-7,522,210.41

Finding the Fourth Proportional to 13,801,626.78, 19,045,997.47 and 7,522,210.41

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Solution

The fourth proportional to 13,801,626.78, 19,045,997.47 and 7,522,210.41 is: 10,380,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,626.78 : 19,045,997.47 = 7,522,210.41 : x
  2. Step 2: Convert to fraction form
    13,801,626.78/19,045,997.47 = 7,522,210.41/x
  3. Step 3: Cross multiply
    13,801,626.78x = 19,045,997.47 × 7,522,210.41
  4. Step 4: Simplify right side
    13,801,626.78x = 143,268,000,437,667.66
  5. Step 5: Solve for x
    x = 143,268,000,437,667.66/13,801,626.78
  6. Step 6: Final answer
    x = 10,380,515.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.