Home / 50,086,991.64-69,104,359.80-28,057,515.60

Finding the Fourth Proportional to 50,086,991.64, 69,104,359.80 and 28,057,515.60

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Solution

The fourth proportional to 50,086,991.64, 69,104,359.80 and 28,057,515.60 is: 38,710,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,086,991.64 : 69,104,359.80 = 28,057,515.60 : x
  2. Step 2: Convert to fraction form
    50,086,991.64/69,104,359.80 = 28,057,515.60/x
  3. Step 3: Cross multiply
    50,086,991.64x = 69,104,359.80 × 28,057,515.60
  4. Step 4: Simplify right side
    50,086,991.64x = 1,938,896,653,116,513
  5. Step 5: Solve for x
    x = 1,938,896,653,116,513/50,086,991.64
  6. Step 6: Final answer
    x = 38,710,583.12

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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.