Home / 13,900,194.09-19,161,005.52-9,758,606.58

Finding the Fourth Proportional to 13,900,194.09, 19,161,005.52 and 9,758,606.58

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Solution

The fourth proportional to 13,900,194.09, 19,161,005.52 and 9,758,606.58 is: 13,451,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900,194.09 : 19,161,005.52 = 9,758,606.58 : x
  2. Step 2: Convert to fraction form
    13,900,194.09/19,161,005.52 = 9,758,606.58/x
  3. Step 3: Cross multiply
    13,900,194.09x = 19,161,005.52 × 9,758,606.58
  4. Step 4: Simplify right side
    13,900,194.09x = 186,984,714,546,888.31
  5. Step 5: Solve for x
    x = 186,984,714,546,888.31/13,900,194.09
  6. Step 6: Final answer
    x = 13,451,949.90

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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.