Home / 18,297,156.56-27,411,091.80-12,213,544.40

Finding the Fourth Proportional to 18,297,156.56, 27,411,091.80 and 12,213,544.40

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Solution

The fourth proportional to 18,297,156.56, 27,411,091.80 and 12,213,544.40 is: 18,297,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297,156.56 : 27,411,091.80 = 12,213,544.40 : x
  2. Step 2: Convert to fraction form
    18,297,156.56/27,411,091.80 = 12,213,544.40/x
  3. Step 3: Cross multiply
    18,297,156.56x = 27,411,091.80 × 12,213,544.40
  4. Step 4: Simplify right side
    18,297,156.56x = 334,786,586,751,775.94
  5. Step 5: Solve for x
    x = 334,786,586,751,775.94/18,297,156.56
  6. Step 6: Final answer
    x = 18,297,192.01

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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.