Home / 34,515,879.79-47,632,924.80-18,835,914.64

Finding the Fourth Proportional to 34,515,879.79, 47,632,924.80 and 18,835,914.64

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Solution

The fourth proportional to 34,515,879.79, 47,632,924.80 and 18,835,914.64 is: 25,994,113.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,515,879.79 : 47,632,924.80 = 18,835,914.64 : x
  2. Step 2: Convert to fraction form
    34,515,879.79/47,632,924.80 = 18,835,914.64/x
  3. Step 3: Cross multiply
    34,515,879.79x = 47,632,924.80 × 18,835,914.64
  4. Step 4: Simplify right side
    34,515,879.79x = 897,209,705,586,339
  5. Step 5: Solve for x
    x = 897,209,705,586,339/34,515,879.79
  6. Step 6: Final answer
    x = 25,994,113.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.