Home / 46,889,937.80-70,334,906.70-42,261,662.60

Finding the Fourth Proportional to 46,889,937.80, 70,334,906.70 and 42,261,662.60

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Solution

The fourth proportional to 46,889,937.80, 70,334,906.70 and 42,261,662.60 is: 63,392,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,889,937.80 : 70,334,906.70 = 42,261,662.60 : x
  2. Step 2: Convert to fraction form
    46,889,937.80/70,334,906.70 = 42,261,662.60/x
  3. Step 3: Cross multiply
    46,889,937.80x = 70,334,906.70 × 42,261,662.60
  4. Step 4: Simplify right side
    46,889,937.80x = 2,972,470,095,957,879.50
  5. Step 5: Solve for x
    x = 2,972,470,095,957,879.50/46,889,937.80
  6. Step 6: Final answer
    x = 63,392,493.90

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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.