Home / 82,273,223.76-123,408,106.64-20,024,885.39

Finding the Fourth Proportional to 82,273,223.76, 123,408,106.64 and 20,024,885.39

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Solution

The fourth proportional to 82,273,223.76, 123,408,106.64 and 20,024,885.39 is: 30,036,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,273,223.76 : 123,408,106.64 = 20,024,885.39 : x
  2. Step 2: Convert to fraction form
    82,273,223.76/123,408,106.64 = 20,024,885.39/x
  3. Step 3: Cross multiply
    82,273,223.76x = 123,408,106.64 × 20,024,885.39
  4. Step 4: Simplify right side
    82,273,223.76x = 2,471,233,191,662,898
  5. Step 5: Solve for x
    x = 2,471,233,191,662,898/82,273,223.76
  6. Step 6: Final answer
    x = 30,036,907.26

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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.