Home / 25,576,581-38,364,896.07-7,131,789.30

Finding the Fourth Proportional to 25,576,581, 38,364,896.07 and 7,131,789.30

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Solution

The fourth proportional to 25,576,581, 38,364,896.07 and 7,131,789.30 is: 10,697,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,576,581 : 38,364,896.07 = 7,131,789.30 : x
  2. Step 2: Convert to fraction form
    25,576,581/38,364,896.07 = 7,131,789.30/x
  3. Step 3: Cross multiply
    25,576,581x = 38,364,896.07 × 7,131,789.30
  4. Step 4: Simplify right side
    25,576,581x = 273,610,355,287,638.03
  5. Step 5: Solve for x
    x = 273,610,355,287,638.03/25,576,581
  6. Step 6: Final answer
    x = 10,697,690.80

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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.