Home / 18,383,656.16-27,588,083.28-6,416,392.16

Finding the Fourth Proportional to 18,383,656.16, 27,588,083.28 and 6,416,392.16

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Solution

The fourth proportional to 18,383,656.16, 27,588,083.28 and 6,416,392.16 is: 9,628,985.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383,656.16 : 27,588,083.28 = 6,416,392.16 : x
  2. Step 2: Convert to fraction form
    18,383,656.16/27,588,083.28 = 6,416,392.16/x
  3. Step 3: Cross multiply
    18,383,656.16x = 27,588,083.28 × 6,416,392.16
  4. Step 4: Simplify right side
    18,383,656.16x = 177,015,961,267,219.09
  5. Step 5: Solve for x
    x = 177,015,961,267,219.09/18,383,656.16
  6. Step 6: Final answer
    x = 9,628,985.64

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1.5x scale

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.