Home / 13,604,999.60-18,774,190.86-8,448,250.44

Finding the Fourth Proportional to 13,604,999.60, 18,774,190.86 and 8,448,250.44

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Solution

The fourth proportional to 13,604,999.60, 18,774,190.86 and 8,448,250.44 is: 11,658,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,999.60 : 18,774,190.86 = 8,448,250.44 : x
  2. Step 2: Convert to fraction form
    13,604,999.60/18,774,190.86 = 8,448,250.44/x
  3. Step 3: Cross multiply
    13,604,999.60x = 18,774,190.86 × 8,448,250.44
  4. Step 4: Simplify right side
    13,604,999.60x = 158,609,066,193,638.97
  5. Step 5: Solve for x
    x = 158,609,066,193,638.97/13,604,999.60
  6. Step 6: Final answer
    x = 11,658,145.60

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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.