Home / 47,388,234.88-71,085,011.32-13,306,923.55

Finding the Fourth Proportional to 47,388,234.88, 71,085,011.32 and 13,306,923.55

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Solution

The fourth proportional to 47,388,234.88, 71,085,011.32 and 13,306,923.55 is: 19,961,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,234.88 : 71,085,011.32 = 13,306,923.55 : x
  2. Step 2: Convert to fraction form
    47,388,234.88/71,085,011.32 = 13,306,923.55/x
  3. Step 3: Cross multiply
    47,388,234.88x = 71,085,011.32 × 13,306,923.55
  4. Step 4: Simplify right side
    47,388,234.88x = 945,922,810,830,699.38
  5. Step 5: Solve for x
    x = 945,922,810,830,699.38/47,388,234.88
  6. Step 6: Final answer
    x = 19,961,131.98

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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.