Home / 15,789,923.60-21,790,159.56-8,546,579.60

Finding the Fourth Proportional to 15,789,923.60, 21,790,159.56 and 8,546,579.60

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Solution

The fourth proportional to 15,789,923.60, 21,790,159.56 and 8,546,579.60 is: 11,794,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,789,923.60 : 21,790,159.56 = 8,546,579.60 : x
  2. Step 2: Convert to fraction form
    15,789,923.60/21,790,159.56 = 8,546,579.60/x
  3. Step 3: Cross multiply
    15,789,923.60x = 21,790,159.56 × 8,546,579.60
  4. Step 4: Simplify right side
    15,789,923.60x = 186,231,333,176,240.97
  5. Step 5: Solve for x
    x = 186,231,333,176,240.97/15,789,923.60
  6. Step 6: Final answer
    x = 11,794,315.03

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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.