Home / 18,593,999.40-27,890,999.10-10,090,943.40

Finding the Fourth Proportional to 18,593,999.40, 27,890,999.10 and 10,090,943.40

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Solution

The fourth proportional to 18,593,999.40, 27,890,999.10 and 10,090,943.40 is: 15,136,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,593,999.40 : 27,890,999.10 = 10,090,943.40 : x
  2. Step 2: Convert to fraction form
    18,593,999.40/27,890,999.10 = 10,090,943.40/x
  3. Step 3: Cross multiply
    18,593,999.40x = 27,890,999.10 × 10,090,943.40
  4. Step 4: Simplify right side
    18,593,999.40x = 281,446,493,287,550.97
  5. Step 5: Solve for x
    x = 281,446,493,287,550.97/18,593,999.40
  6. Step 6: Final answer
    x = 15,136,415.10

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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.