Home / 11,226,899.72-15,489,584.97-6,871,445.48

Finding the Fourth Proportional to 11,226,899.72, 15,489,584.97 and 6,871,445.48

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Solution

The fourth proportional to 11,226,899.72, 15,489,584.97 and 6,871,445.48 is: 9,480,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226,899.72 : 15,489,584.97 = 6,871,445.48 : x
  2. Step 2: Convert to fraction form
    11,226,899.72/15,489,584.97 = 6,871,445.48/x
  3. Step 3: Cross multiply
    11,226,899.72x = 15,489,584.97 × 6,871,445.48
  4. Step 4: Simplify right side
    11,226,899.72x = 106,435,838,629,182.45
  5. Step 5: Solve for x
    x = 106,435,838,629,182.45/11,226,899.72
  6. Step 6: Final answer
    x = 9,480,430.15

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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.