Home / 45,381,930.80-68,064,038.85-15,089,793.80

Finding the Fourth Proportional to 45,381,930.80, 68,064,038.85 and 15,089,793.80

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Solution

The fourth proportional to 45,381,930.80, 68,064,038.85 and 15,089,793.80 is: 22,631,745.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,381,930.80 : 68,064,038.85 = 15,089,793.80 : x
  2. Step 2: Convert to fraction form
    45,381,930.80/68,064,038.85 = 15,089,793.80/x
  3. Step 3: Cross multiply
    45,381,930.80x = 68,064,038.85 × 15,089,793.80
  4. Step 4: Simplify right side
    45,381,930.80x = 1,027,072,311,441,689.12
  5. Step 5: Solve for x
    x = 1,027,072,311,441,689.12/45,381,930.80
  6. Step 6: Final answer
    x = 22,631,745.57

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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.