Home / 34,148,144.43-47,123,885.57-18,678,093.75

Finding the Fourth Proportional to 34,148,144.43, 47,123,885.57 and 18,678,093.75

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Solution

The fourth proportional to 34,148,144.43, 47,123,885.57 and 18,678,093.75 is: 25,775,466.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,148,144.43 : 47,123,885.57 = 18,678,093.75 : x
  2. Step 2: Convert to fraction form
    34,148,144.43/47,123,885.57 = 18,678,093.75/x
  3. Step 3: Cross multiply
    34,148,144.43x = 47,123,885.57 × 18,678,093.75
  4. Step 4: Simplify right side
    34,148,144.43x = 880,184,352,447,341.62
  5. Step 5: Solve for x
    x = 880,184,352,447,341.62/34,148,144.43
  6. Step 6: Final answer
    x = 25,775,466.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.