Home / 54,404,645.40-81,606,968.10-14,015,129.40

Finding the Fourth Proportional to 54,404,645.40, 81,606,968.10 and 14,015,129.40

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Solution

The fourth proportional to 54,404,645.40, 81,606,968.10 and 14,015,129.40 is: 21,022,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,645.40 : 81,606,968.10 = 14,015,129.40 : x
  2. Step 2: Convert to fraction form
    54,404,645.40/81,606,968.10 = 14,015,129.40/x
  3. Step 3: Cross multiply
    54,404,645.40x = 81,606,968.10 × 14,015,129.40
  4. Step 4: Simplify right side
    54,404,645.40x = 1,143,732,217,863,172
  5. Step 5: Solve for x
    x = 1,143,732,217,863,172/54,404,645.40
  6. Step 6: Final answer
    x = 21,022,694.10

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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.