Home / 5,101,955.57-7,040,432.96-3,168,174.93

Finding the Fourth Proportional to 5,101,955.57, 7,040,432.96 and 3,168,174.93

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Solution

The fourth proportional to 5,101,955.57, 7,040,432.96 and 3,168,174.93 is: 4,371,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,955.57 : 7,040,432.96 = 3,168,174.93 : x
  2. Step 2: Convert to fraction form
    5,101,955.57/7,040,432.96 = 3,168,174.93/x
  3. Step 3: Cross multiply
    5,101,955.57x = 7,040,432.96 × 3,168,174.93
  4. Step 4: Simplify right side
    5,101,955.57x = 22,305,323,240,480.08
  5. Step 5: Solve for x
    x = 22,305,323,240,480.08/5,101,955.57
  6. Step 6: Final answer
    x = 4,371,916.40

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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.