Home / 19,047,577.88-26,286,003.76-10,789,354.81

Finding the Fourth Proportional to 19,047,577.88, 26,286,003.76 and 10,789,354.81

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Solution

The fourth proportional to 19,047,577.88, 26,286,003.76 and 10,789,354.81 is: 14,889,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047,577.88 : 26,286,003.76 = 10,789,354.81 : x
  2. Step 2: Convert to fraction form
    19,047,577.88/26,286,003.76 = 10,789,354.81/x
  3. Step 3: Cross multiply
    19,047,577.88x = 26,286,003.76 × 10,789,354.81
  4. Step 4: Simplify right side
    19,047,577.88x = 283,609,021,103,634.12
  5. Step 5: Solve for x
    x = 283,609,021,103,634.12/19,047,577.88
  6. Step 6: Final answer
    x = 14,889,505.79

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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.