Home / 54,210,968.20-81,285,894.42-17,809,584.76

Finding the Fourth Proportional to 54,210,968.20, 81,285,894.42 and 17,809,584.76

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Solution

The fourth proportional to 54,210,968.20, 81,285,894.42 and 17,809,584.76 is: 26,704,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,210,968.20 : 81,285,894.42 = 17,809,584.76 : x
  2. Step 2: Convert to fraction form
    54,210,968.20/81,285,894.42 = 17,809,584.76/x
  3. Step 3: Cross multiply
    54,210,968.20x = 81,285,894.42 × 17,809,584.76
  4. Step 4: Simplify right side
    54,210,968.20x = 1,447,668,026,058,971.50
  5. Step 5: Solve for x
    x = 1,447,668,026,058,971.50/54,210,968.20
  6. Step 6: Final answer
    x = 26,704,338.15

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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.