Home / 56,067,342.83-77,372,947.11-30,949,466.19

Finding the Fourth Proportional to 56,067,342.83, 77,372,947.11 and 30,949,466.19

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Solution

The fourth proportional to 56,067,342.83, 77,372,947.11 and 30,949,466.19 is: 42,710,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,067,342.83 : 77,372,947.11 = 30,949,466.19 : x
  2. Step 2: Convert to fraction form
    56,067,342.83/77,372,947.11 = 30,949,466.19/x
  3. Step 3: Cross multiply
    56,067,342.83x = 77,372,947.11 × 30,949,466.19
  4. Step 4: Simplify right side
    56,067,342.83x = 2,394,651,410,664,584.50
  5. Step 5: Solve for x
    x = 2,394,651,410,664,584.50/56,067,342.83
  6. Step 6: Final answer
    x = 42,710,271.07

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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.