Home / 50,387,920.40-75,525,893.40-27,685,110.80

Finding the Fourth Proportional to 50,387,920.40, 75,525,893.40 and 27,685,110.80

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Solution

The fourth proportional to 50,387,920.40, 75,525,893.40 and 27,685,110.80 is: 41,496,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,387,920.40 : 75,525,893.40 = 27,685,110.80 : x
  2. Step 2: Convert to fraction form
    50,387,920.40/75,525,893.40 = 27,685,110.80/x
  3. Step 3: Cross multiply
    50,387,920.40x = 75,525,893.40 × 27,685,110.80
  4. Step 4: Simplify right side
    50,387,920.40x = 2,090,942,727,047,989
  5. Step 5: Solve for x
    x = 2,090,942,727,047,989/50,387,920.40
  6. Step 6: Final answer
    x = 41,496,904.62

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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.