Home / 19,953,918.82-27,536,448.12-10,786,561.54

Finding the Fourth Proportional to 19,953,918.82, 27,536,448.12 and 10,786,561.54

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Solution

The fourth proportional to 19,953,918.82, 27,536,448.12 and 10,786,561.54 is: 14,885,476.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953,918.82 : 27,536,448.12 = 10,786,561.54 : x
  2. Step 2: Convert to fraction form
    19,953,918.82/27,536,448.12 = 10,786,561.54/x
  3. Step 3: Cross multiply
    19,953,918.82x = 27,536,448.12 × 10,786,561.54
  4. Step 4: Simplify right side
    19,953,918.82x = 297,023,592,239,397.31
  5. Step 5: Solve for x
    x = 297,023,592,239,397.31/19,953,918.82
  6. Step 6: Final answer
    x = 14,885,476.63

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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.