Home / 57,270,907.47-79,073,393-53,611,936.19

Finding the Fourth Proportional to 57,270,907.47, 79,073,393 and 53,611,936.19

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Solution

The fourth proportional to 57,270,907.47, 79,073,393 and 53,611,936.19 is: 74,021,486.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,270,907.47 : 79,073,393 = 53,611,936.19 : x
  2. Step 2: Convert to fraction form
    57,270,907.47/79,073,393 = 53,611,936.19/x
  3. Step 3: Cross multiply
    57,270,907.47x = 79,073,393 × 53,611,936.19
  4. Step 4: Simplify right side
    57,270,907.47x = 4,239,277,699,842,792.50
  5. Step 5: Solve for x
    x = 4,239,277,699,842,792.50/57,270,907.47
  6. Step 6: Final answer
    x = 74,021,486.43

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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.