Home / 47,968,537.50-71,952,818.54-13,430,027.66

Finding the Fourth Proportional to 47,968,537.50, 71,952,818.54 and 13,430,027.66

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Solution

The fourth proportional to 47,968,537.50, 71,952,818.54 and 13,430,027.66 is: 20,145,044.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,968,537.50 : 71,952,818.54 = 13,430,027.66 : x
  2. Step 2: Convert to fraction form
    47,968,537.50/71,952,818.54 = 13,430,027.66/x
  3. Step 3: Cross multiply
    47,968,537.50x = 71,952,818.54 × 13,430,027.66
  4. Step 4: Simplify right side
    47,968,537.50x = 966,328,342,780,246.50
  5. Step 5: Solve for x
    x = 966,328,342,780,246.50/47,968,537.50
  6. Step 6: Final answer
    x = 20,145,044.92

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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.