Home / 18,372,924.12-25,353,670.50-10,111,407.42

Finding the Fourth Proportional to 18,372,924.12, 25,353,670.50 and 10,111,407.42

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Solution

The fourth proportional to 18,372,924.12, 25,353,670.50 and 10,111,407.42 is: 13,953,211.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372,924.12 : 25,353,670.50 = 10,111,407.42 : x
  2. Step 2: Convert to fraction form
    18,372,924.12/25,353,670.50 = 10,111,407.42/x
  3. Step 3: Cross multiply
    18,372,924.12x = 25,353,670.50 × 10,111,407.42
  4. Step 4: Simplify right side
    18,372,924.12x = 256,361,292,017,935.09
  5. Step 5: Solve for x
    x = 256,361,292,017,935.09/18,372,924.12
  6. Step 6: Final answer
    x = 13,953,211.28

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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.