Home / 55,399,776.99-83,103,955.23-18,511,795.01

Finding the Fourth Proportional to 55,399,776.99, 83,103,955.23 and 18,511,795.01

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Solution

The fourth proportional to 55,399,776.99, 83,103,955.23 and 18,511,795.01 is: 27,769,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,399,776.99 : 83,103,955.23 = 18,511,795.01 : x
  2. Step 2: Convert to fraction form
    55,399,776.99/83,103,955.23 = 18,511,795.01/x
  3. Step 3: Cross multiply
    55,399,776.99x = 83,103,955.23 × 18,511,795.01
  4. Step 4: Simplify right side
    55,399,776.99x = 1,538,403,383,322,457.50
  5. Step 5: Solve for x
    x = 1,538,403,383,322,457.50/55,399,776.99
  6. Step 6: Final answer
    x = 27,769,125.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.