Home / 53,354,944.98-73,629,872.58-28,908,658.98

Finding the Fourth Proportional to 53,354,944.98, 73,629,872.58 and 28,908,658.98

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Solution

The fourth proportional to 53,354,944.98, 73,629,872.58 and 28,908,658.98 is: 39,893,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,354,944.98 : 73,629,872.58 = 28,908,658.98 : x
  2. Step 2: Convert to fraction form
    53,354,944.98/73,629,872.58 = 28,908,658.98/x
  3. Step 3: Cross multiply
    53,354,944.98x = 73,629,872.58 × 28,908,658.98
  4. Step 4: Simplify right side
    53,354,944.98x = 2,128,540,877,156,072.75
  5. Step 5: Solve for x
    x = 2,128,540,877,156,072.75/53,354,944.98
  6. Step 6: Final answer
    x = 39,893,975.67

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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.