Home / 18,451,534.55-25,463,116.70-9,964,673.48

Finding the Fourth Proportional to 18,451,534.55, 25,463,116.70 and 9,964,673.48

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Solution

The fourth proportional to 18,451,534.55, 25,463,116.70 and 9,964,673.48 is: 13,751,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,534.55 : 25,463,116.70 = 9,964,673.48 : x
  2. Step 2: Convert to fraction form
    18,451,534.55/25,463,116.70 = 9,964,673.48/x
  3. Step 3: Cross multiply
    18,451,534.55x = 25,463,116.70 × 9,964,673.48
  4. Step 4: Simplify right side
    18,451,534.55x = 253,731,643,749,837.06
  5. Step 5: Solve for x
    x = 253,731,643,749,837.06/18,451,534.55
  6. Step 6: Final answer
    x = 13,751,248.88

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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.