Home / 5,109,022.36-7,047,812.34-3,174,547.96

Finding the Fourth Proportional to 5,109,022.36, 7,047,812.34 and 3,174,547.96

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Solution

The fourth proportional to 5,109,022.36, 7,047,812.34 and 3,174,547.96 is: 4,379,236.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,022.36 : 7,047,812.34 = 3,174,547.96 : x
  2. Step 2: Convert to fraction form
    5,109,022.36/7,047,812.34 = 3,174,547.96/x
  3. Step 3: Cross multiply
    5,109,022.36x = 7,047,812.34 × 3,174,547.96
  4. Step 4: Simplify right side
    5,109,022.36x = 22,373,618,286,409.82
  5. Step 5: Solve for x
    x = 22,373,618,286,409.82/5,109,022.36
  6. Step 6: Final answer
    x = 4,379,236.71

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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.