Home / 19,631,043.84-27,084,539.52-11,893,612.80

Finding the Fourth Proportional to 19,631,043.84, 27,084,539.52 and 11,893,612.80

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Solution

The fourth proportional to 19,631,043.84, 27,084,539.52 and 11,893,612.80 is: 16,409,368.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631,043.84 : 27,084,539.52 = 11,893,612.80 : x
  2. Step 2: Convert to fraction form
    19,631,043.84/27,084,539.52 = 11,893,612.80/x
  3. Step 3: Cross multiply
    19,631,043.84x = 27,084,539.52 × 11,893,612.80
  4. Step 4: Simplify right side
    19,631,043.84x = 322,133,025,917,177.88
  5. Step 5: Solve for x
    x = 322,133,025,917,177.88/19,631,043.84
  6. Step 6: Final answer
    x = 16,409,368.17

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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.