Home / 9,576,081.20-14,364,121.80-7,686,513.20

Finding the Fourth Proportional to 9,576,081.20, 14,364,121.80 and 7,686,513.20

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Solution

The fourth proportional to 9,576,081.20, 14,364,121.80 and 7,686,513.20 is: 11,529,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,576,081.20 : 14,364,121.80 = 7,686,513.20 : x
  2. Step 2: Convert to fraction form
    9,576,081.20/14,364,121.80 = 7,686,513.20/x
  3. Step 3: Cross multiply
    9,576,081.20x = 14,364,121.80 × 7,686,513.20
  4. Step 4: Simplify right side
    9,576,081.20x = 110,410,011,822,107.77
  5. Step 5: Solve for x
    x = 110,410,011,822,107.77/9,576,081.20
  6. Step 6: Final answer
    x = 11,529,769.80

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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.