Home / 15,036,522.21-22,516,629.87-12,601,271.79

Finding the Fourth Proportional to 15,036,522.21, 22,516,629.87 and 12,601,271.79

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Solution

The fourth proportional to 15,036,522.21, 22,516,629.87 and 12,601,271.79 is: 18,869,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036,522.21 : 22,516,629.87 = 12,601,271.79 : x
  2. Step 2: Convert to fraction form
    15,036,522.21/22,516,629.87 = 12,601,271.79/x
  3. Step 3: Cross multiply
    15,036,522.21x = 22,516,629.87 × 12,601,271.79
  4. Step 4: Simplify right side
    15,036,522.21x = 283,738,172,786,702.38
  5. Step 5: Solve for x
    x = 283,738,172,786,702.38/15,036,522.21
  6. Step 6: Final answer
    x = 18,869,933.41

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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.