Home / 11,505,812.70-17,264,939.85-5,117,051.10

Finding the Fourth Proportional to 11,505,812.70, 17,264,939.85 and 5,117,051.10

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Solution

The fourth proportional to 11,505,812.70, 17,264,939.85 and 5,117,051.10 is: 7,678,343.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505,812.70 : 17,264,939.85 = 5,117,051.10 : x
  2. Step 2: Convert to fraction form
    11,505,812.70/17,264,939.85 = 5,117,051.10/x
  3. Step 3: Cross multiply
    11,505,812.70x = 17,264,939.85 × 5,117,051.10
  4. Step 4: Simplify right side
    11,505,812.70x = 88,345,579,450,876.34
  5. Step 5: Solve for x
    x = 88,345,579,450,876.34/11,505,812.70
  6. Step 6: Final answer
    x = 7,678,343.26

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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.