Home / 9,671,961.49-13,347,306.78-5,320,954.42

Finding the Fourth Proportional to 9,671,961.49, 13,347,306.78 and 5,320,954.42

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Solution

The fourth proportional to 9,671,961.49, 13,347,306.78 and 5,320,954.42 is: 7,342,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,961.49 : 13,347,306.78 = 5,320,954.42 : x
  2. Step 2: Convert to fraction form
    9,671,961.49/13,347,306.78 = 5,320,954.42/x
  3. Step 3: Cross multiply
    9,671,961.49x = 13,347,306.78 × 5,320,954.42
  4. Step 4: Simplify right side
    9,671,961.49x = 71,020,410,979,532.20
  5. Step 5: Solve for x
    x = 71,020,410,979,532.20/9,671,961.49
  6. Step 6: Final answer
    x = 7,342,917.05

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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.