Home / 19,546,816.80-29,383,210.80-13,906,106.40

Finding the Fourth Proportional to 19,546,816.80, 29,383,210.80 and 13,906,106.40

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Solution

The fourth proportional to 19,546,816.80, 29,383,210.80 and 13,906,106.40 is: 20,903,969.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546,816.80 : 29,383,210.80 = 13,906,106.40 : x
  2. Step 2: Convert to fraction form
    19,546,816.80/29,383,210.80 = 13,906,106.40/x
  3. Step 3: Cross multiply
    19,546,816.80x = 29,383,210.80 × 13,906,106.40
  4. Step 4: Simplify right side
    19,546,816.80x = 408,606,055,758,429.12
  5. Step 5: Solve for x
    x = 408,606,055,758,429.12/19,546,816.80
  6. Step 6: Final answer
    x = 20,903,969.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.