Home / 34,790,786.51-48,009,970.06-19,321,867.60

Finding the Fourth Proportional to 34,790,786.51, 48,009,970.06 and 19,321,867.60

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Solution

The fourth proportional to 34,790,786.51, 48,009,970.06 and 19,321,867.60 is: 26,663,446.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790,786.51 : 48,009,970.06 = 19,321,867.60 : x
  2. Step 2: Convert to fraction form
    34,790,786.51/48,009,970.06 = 19,321,867.60/x
  3. Step 3: Cross multiply
    34,790,786.51x = 48,009,970.06 × 19,321,867.60
  4. Step 4: Simplify right side
    34,790,786.51x = 927,642,284,979,284.12
  5. Step 5: Solve for x
    x = 927,642,284,979,284.12/34,790,786.51
  6. Step 6: Final answer
    x = 26,663,446.79

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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.