Home / 54,131,754.60-81,003,662.91-46,870,258.50

Finding the Fourth Proportional to 54,131,754.60, 81,003,662.91 and 46,870,258.50

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Solution

The fourth proportional to 54,131,754.60, 81,003,662.91 and 46,870,258.50 is: 70,137,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,131,754.60 : 81,003,662.91 = 46,870,258.50 : x
  2. Step 2: Convert to fraction form
    54,131,754.60/81,003,662.91 = 46,870,258.50/x
  3. Step 3: Cross multiply
    54,131,754.60x = 81,003,662.91 × 46,870,258.50
  4. Step 4: Simplify right side
    54,131,754.60x = 3,796,662,620,038,562
  5. Step 5: Solve for x
    x = 3,796,662,620,038,562/54,131,754.60
  6. Step 6: Final answer
    x = 70,137,438.70

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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.