Home / 81,943,424.55-113,078,560.61-44,774,980.88

Finding the Fourth Proportional to 81,943,424.55, 113,078,560.61 and 44,774,980.88

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Solution

The fourth proportional to 81,943,424.55, 113,078,560.61 and 44,774,980.88 is: 61,787,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,943,424.55 : 113,078,560.61 = 44,774,980.88 : x
  2. Step 2: Convert to fraction form
    81,943,424.55/113,078,560.61 = 44,774,980.88/x
  3. Step 3: Cross multiply
    81,943,424.55x = 113,078,560.61 × 44,774,980.88
  4. Step 4: Simplify right side
    81,943,424.55x = 5,063,090,388,797,216
  5. Step 5: Solve for x
    x = 5,063,090,388,797,216/81,943,424.55
  6. Step 6: Final answer
    x = 61,787,634.78

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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.