Home / 11,974,383.54-17,972,930.86-7,411,630.40

Finding the Fourth Proportional to 11,974,383.54, 17,972,930.86 and 7,411,630.40

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Solution

The fourth proportional to 11,974,383.54, 17,972,930.86 and 7,411,630.40 is: 11,124,474.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974,383.54 : 17,972,930.86 = 7,411,630.40 : x
  2. Step 2: Convert to fraction form
    11,974,383.54/17,972,930.86 = 7,411,630.40/x
  3. Step 3: Cross multiply
    11,974,383.54x = 17,972,930.86 × 7,411,630.40
  4. Step 4: Simplify right side
    11,974,383.54x = 133,208,720,739,074.14
  5. Step 5: Solve for x
    x = 133,208,720,739,074.14/11,974,383.54
  6. Step 6: Final answer
    x = 11,124,474.20

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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.