Home / 19,822,858.35-27,360,572.94-13,545,927.78

Finding the Fourth Proportional to 19,822,858.35, 27,360,572.94 and 13,545,927.78

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Solution

The fourth proportional to 19,822,858.35, 27,360,572.94 and 13,545,927.78 is: 18,696,816.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,822,858.35 : 27,360,572.94 = 13,545,927.78 : x
  2. Step 2: Convert to fraction form
    19,822,858.35/27,360,572.94 = 13,545,927.78/x
  3. Step 3: Cross multiply
    19,822,858.35x = 27,360,572.94 × 13,545,927.78
  4. Step 4: Simplify right side
    19,822,858.35x = 370,624,345,064,662.25
  5. Step 5: Solve for x
    x = 370,624,345,064,662.25/19,822,858.35
  6. Step 6: Final answer
    x = 18,696,816.50

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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.