Home / 48,405,469.50-72,602,160.30-19,623,951.72

Finding the Fourth Proportional to 48,405,469.50, 72,602,160.30 and 19,623,951.72

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Solution

The fourth proportional to 48,405,469.50, 72,602,160.30 and 19,623,951.72 is: 29,433,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,405,469.50 : 72,602,160.30 = 19,623,951.72 : x
  2. Step 2: Convert to fraction form
    48,405,469.50/72,602,160.30 = 19,623,951.72/x
  3. Step 3: Cross multiply
    48,405,469.50x = 72,602,160.30 × 19,623,951.72
  4. Step 4: Simplify right side
    48,405,469.50x = 1,424,741,288,494,900.50
  5. Step 5: Solve for x
    x = 1,424,741,288,494,900.50/48,405,469.50
  6. Step 6: Final answer
    x = 29,433,477.32

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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.