Home / 47,728,380.48-71,563,271.34-18,548,148

Finding the Fourth Proportional to 47,728,380.48, 71,563,271.34 and 18,548,148

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Solution

The fourth proportional to 47,728,380.48, 71,563,271.34 and 18,548,148 is: 27,810,835.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728,380.48 : 71,563,271.34 = 18,548,148 : x
  2. Step 2: Convert to fraction form
    47,728,380.48/71,563,271.34 = 18,548,148/x
  3. Step 3: Cross multiply
    47,728,380.48x = 71,563,271.34 × 18,548,148
  4. Step 4: Simplify right side
    47,728,380.48x = 1,327,366,148,178,478.50
  5. Step 5: Solve for x
    x = 1,327,366,148,178,478.50/47,728,380.48
  6. Step 6: Final answer
    x = 27,810,835.71

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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.