Home / 12,674,680.92-17,490,751.74-7,241,823

Finding the Fourth Proportional to 12,674,680.92, 17,490,751.74 and 7,241,823

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Solution

The fourth proportional to 12,674,680.92, 17,490,751.74 and 7,241,823 is: 9,993,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674,680.92 : 17,490,751.74 = 7,241,823 : x
  2. Step 2: Convert to fraction form
    12,674,680.92/17,490,751.74 = 7,241,823/x
  3. Step 3: Cross multiply
    12,674,680.92x = 17,490,751.74 × 7,241,823
  4. Step 4: Simplify right side
    12,674,680.92x = 126,664,928,238,022.02
  5. Step 5: Solve for x
    x = 126,664,928,238,022.02/12,674,680.92
  6. Step 6: Final answer
    x = 9,993,539.80

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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.