Home / 25,378,863.98-35,022,876.71-13,776,435.32

Finding the Fourth Proportional to 25,378,863.98, 35,022,876.71 and 13,776,435.32

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Solution

The fourth proportional to 25,378,863.98, 35,022,876.71 and 13,776,435.32 is: 19,011,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378,863.98 : 35,022,876.71 = 13,776,435.32 : x
  2. Step 2: Convert to fraction form
    25,378,863.98/35,022,876.71 = 13,776,435.32/x
  3. Step 3: Cross multiply
    25,378,863.98x = 35,022,876.71 × 13,776,435.32
  4. Step 4: Simplify right side
    25,378,863.98x = 482,490,395,471,652.81
  5. Step 5: Solve for x
    x = 482,490,395,471,652.81/25,378,863.98
  6. Step 6: Final answer
    x = 19,011,504.85

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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.