Home / 47,968,534.82-71,952,814.48-13,430,024.96

Finding the Fourth Proportional to 47,968,534.82, 71,952,814.48 and 13,430,024.96

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Solution

The fourth proportional to 47,968,534.82, 71,952,814.48 and 13,430,024.96 is: 20,145,040.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,968,534.82 : 71,952,814.48 = 13,430,024.96 : x
  2. Step 2: Convert to fraction form
    47,968,534.82/71,952,814.48 = 13,430,024.96/x
  3. Step 3: Cross multiply
    47,968,534.82x = 71,952,814.48 × 13,430,024.96
  4. Step 4: Simplify right side
    47,968,534.82x = 966,328,094,408,649.50
  5. Step 5: Solve for x
    x = 966,328,094,408,649.50/47,968,534.82
  6. Step 6: Final answer
    x = 20,145,040.87

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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.