Home / 30,566,842.09-42,242,764.35-25,051,517.86

Finding the Fourth Proportional to 30,566,842.09, 42,242,764.35 and 25,051,517.86

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Solution

The fourth proportional to 30,566,842.09, 42,242,764.35 and 25,051,517.86 is: 34,620,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,566,842.09 : 42,242,764.35 = 25,051,517.86 : x
  2. Step 2: Convert to fraction form
    30,566,842.09/42,242,764.35 = 25,051,517.86/x
  3. Step 3: Cross multiply
    30,566,842.09x = 42,242,764.35 × 25,051,517.86
  4. Step 4: Simplify right side
    30,566,842.09x = 1,058,245,365,569,796.25
  5. Step 5: Solve for x
    x = 1,058,245,365,569,796.25/30,566,842.09
  6. Step 6: Final answer
    x = 34,620,696.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.