Home / 5,101,881.60-7,040,330.88-3,168,100.68

Finding the Fourth Proportional to 5,101,881.60, 7,040,330.88 and 3,168,100.68

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Solution

The fourth proportional to 5,101,881.60, 7,040,330.88 and 3,168,100.68 is: 4,371,813.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,881.60 : 7,040,330.88 = 3,168,100.68 : x
  2. Step 2: Convert to fraction form
    5,101,881.60/7,040,330.88 = 3,168,100.68/x
  3. Step 3: Cross multiply
    5,101,881.60x = 7,040,330.88 × 3,168,100.68
  4. Step 4: Simplify right side
    5,101,881.60x = 22,304,477,048,353
  5. Step 5: Solve for x
    x = 22,304,477,048,353/5,101,881.60
  6. Step 6: Final answer
    x = 4,371,813.93

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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.