Home / 18,975,874.23-28,463,810.73-4,598,942.04

Finding the Fourth Proportional to 18,975,874.23, 28,463,810.73 and 4,598,942.04

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Solution

The fourth proportional to 18,975,874.23, 28,463,810.73 and 4,598,942.04 is: 6,898,412.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975,874.23 : 28,463,810.73 = 4,598,942.04 : x
  2. Step 2: Convert to fraction form
    18,975,874.23/28,463,810.73 = 4,598,942.04/x
  3. Step 3: Cross multiply
    18,975,874.23x = 28,463,810.73 × 4,598,942.04
  4. Step 4: Simplify right side
    18,975,874.23x = 130,903,415,784,800.09
  5. Step 5: Solve for x
    x = 130,903,415,784,800.09/18,975,874.23
  6. Step 6: Final answer
    x = 6,898,412.91

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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.