Home / 57,841,393.01-79,821,277.07-31,379,746.77

Finding the Fourth Proportional to 57,841,393.01, 79,821,277.07 and 31,379,746.77

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Solution

The fourth proportional to 57,841,393.01, 79,821,277.07 and 31,379,746.77 is: 43,304,134.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,841,393.01 : 79,821,277.07 = 31,379,746.77 : x
  2. Step 2: Convert to fraction form
    57,841,393.01/79,821,277.07 = 31,379,746.77/x
  3. Step 3: Cross multiply
    57,841,393.01x = 79,821,277.07 × 31,379,746.77
  4. Step 4: Simplify right side
    57,841,393.01x = 2,504,771,461,157,708.50
  5. Step 5: Solve for x
    x = 2,504,771,461,157,708.50/57,841,393.01
  6. Step 6: Final answer
    x = 43,304,134.48

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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.