Home / 18,701,349.28-25,807,610.64-10,441,538.08

Finding the Fourth Proportional to 18,701,349.28, 25,807,610.64 and 10,441,538.08

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Solution

The fourth proportional to 18,701,349.28, 25,807,610.64 and 10,441,538.08 is: 14,409,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,349.28 : 25,807,610.64 = 10,441,538.08 : x
  2. Step 2: Convert to fraction form
    18,701,349.28/25,807,610.64 = 10,441,538.08/x
  3. Step 3: Cross multiply
    18,701,349.28x = 25,807,610.64 × 10,441,538.08
  4. Step 4: Simplify right side
    18,701,349.28x = 269,471,149,251,373.19
  5. Step 5: Solve for x
    x = 269,471,149,251,373.19/18,701,349.28
  6. Step 6: Final answer
    x = 14,409,182.20

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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.