Home / 47,952,962.46-71,917,469.19-18,812,740.50

Finding the Fourth Proportional to 47,952,962.46, 71,917,469.19 and 18,812,740.50

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Solution

The fourth proportional to 47,952,962.46, 71,917,469.19 and 18,812,740.50 is: 28,214,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,952,962.46 : 71,917,469.19 = 18,812,740.50 : x
  2. Step 2: Convert to fraction form
    47,952,962.46/71,917,469.19 = 18,812,740.50/x
  3. Step 3: Cross multiply
    47,952,962.46x = 71,917,469.19 × 18,812,740.50
  4. Step 4: Simplify right side
    47,952,962.46x = 1,352,964,685,288,215.25
  5. Step 5: Solve for x
    x = 1,352,964,685,288,215.25/47,952,962.46
  6. Step 6: Final answer
    x = 28,214,412.96

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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.