Home / 28,508,008.67-39,373,528.82-19,324,708.19

Finding the Fourth Proportional to 28,508,008.67, 39,373,528.82 and 19,324,708.19

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Solution

The fourth proportional to 28,508,008.67, 39,373,528.82 and 19,324,708.19 is: 26,690,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,508,008.67 : 39,373,528.82 = 19,324,708.19 : x
  2. Step 2: Convert to fraction form
    28,508,008.67/39,373,528.82 = 19,324,708.19/x
  3. Step 3: Cross multiply
    28,508,008.67x = 39,373,528.82 × 19,324,708.19
  4. Step 4: Simplify right side
    28,508,008.67x = 760,881,954,857,055.12
  5. Step 5: Solve for x
    x = 760,881,954,857,055.12/28,508,008.67
  6. Step 6: Final answer
    x = 26,690,112.37

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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.