Home / 25,378,873.35-35,022,889.65-13,776,444.69

Finding the Fourth Proportional to 25,378,873.35, 35,022,889.65 and 13,776,444.69

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Solution

The fourth proportional to 25,378,873.35, 35,022,889.65 and 13,776,444.69 is: 19,011,517.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378,873.35 : 35,022,889.65 = 13,776,444.69 : x
  2. Step 2: Convert to fraction form
    25,378,873.35/35,022,889.65 = 13,776,444.69/x
  3. Step 3: Cross multiply
    25,378,873.35x = 35,022,889.65 × 13,776,444.69
  4. Step 4: Simplify right side
    25,378,873.35x = 482,490,902,147,198.44
  5. Step 5: Solve for x
    x = 482,490,902,147,198.44/25,378,873.35
  6. Step 6: Final answer
    x = 19,011,517.79

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1.5x scale

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.