Home / 18,367,764.39-25,346,878.83-10,107,054.18

Finding the Fourth Proportional to 18,367,764.39, 25,346,878.83 and 10,107,054.18

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Solution

The fourth proportional to 18,367,764.39, 25,346,878.83 and 10,107,054.18 is: 13,947,384.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367,764.39 : 25,346,878.83 = 10,107,054.18 : x
  2. Step 2: Convert to fraction form
    18,367,764.39/25,346,878.83 = 10,107,054.18/x
  3. Step 3: Cross multiply
    18,367,764.39x = 25,346,878.83 × 10,107,054.18
  4. Step 4: Simplify right side
    18,367,764.39x = 256,182,277,628,704.97
  5. Step 5: Solve for x
    x = 256,182,277,628,704.97/18,367,764.39
  6. Step 6: Final answer
    x = 13,947,384.79

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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.