Home / 45,529,890.92-68,294,953.02-18,603,546.92

Finding the Fourth Proportional to 45,529,890.92, 68,294,953.02 and 18,603,546.92

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Solution

The fourth proportional to 45,529,890.92, 68,294,953.02 and 18,603,546.92 is: 27,905,368.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,529,890.92 : 68,294,953.02 = 18,603,546.92 : x
  2. Step 2: Convert to fraction form
    45,529,890.92/68,294,953.02 = 18,603,546.92/x
  3. Step 3: Cross multiply
    45,529,890.92x = 68,294,953.02 × 18,603,546.92
  4. Step 4: Simplify right side
    45,529,890.92x = 1,270,528,362,906,765.75
  5. Step 5: Solve for x
    x = 1,270,528,362,906,765.75/45,529,890.92
  6. Step 6: Final answer
    x = 27,905,368.04

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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.