Home / 25,715,064.72-38,576,361.46-12,069,597.16

Finding the Fourth Proportional to 25,715,064.72, 38,576,361.46 and 12,069,597.16

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Solution

The fourth proportional to 25,715,064.72, 38,576,361.46 and 12,069,597.16 is: 18,106,162.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,715,064.72 : 38,576,361.46 = 12,069,597.16 : x
  2. Step 2: Convert to fraction form
    25,715,064.72/38,576,361.46 = 12,069,597.16/x
  3. Step 3: Cross multiply
    25,715,064.72x = 38,576,361.46 × 12,069,597.16
  4. Step 4: Simplify right side
    25,715,064.72x = 465,601,142,720,749.50
  5. Step 5: Solve for x
    x = 465,601,142,720,749.50/25,715,064.72
  6. Step 6: Final answer
    x = 18,106,162.59

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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.