Home / 25,746,662.40-38,619,993.60-7,796,659.20

Finding the Fourth Proportional to 25,746,662.40, 38,619,993.60 and 7,796,659.20

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Solution

The fourth proportional to 25,746,662.40, 38,619,993.60 and 7,796,659.20 is: 11,694,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746,662.40 : 38,619,993.60 = 7,796,659.20 : x
  2. Step 2: Convert to fraction form
    25,746,662.40/38,619,993.60 = 7,796,659.20/x
  3. Step 3: Cross multiply
    25,746,662.40x = 38,619,993.60 × 7,796,659.20
  4. Step 4: Simplify right side
    25,746,662.40x = 301,106,928,405,381.12
  5. Step 5: Solve for x
    x = 301,106,928,405,381.12/25,746,662.40
  6. Step 6: Final answer
    x = 11,694,988.80

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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.