Home / 25,786,487.97-38,666,421.27-7,588,320.21

Finding the Fourth Proportional to 25,786,487.97, 38,666,421.27 and 7,588,320.21

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Solution

The fourth proportional to 25,786,487.97, 38,666,421.27 and 7,588,320.21 is: 11,378,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,786,487.97 : 38,666,421.27 = 7,588,320.21 : x
  2. Step 2: Convert to fraction form
    25,786,487.97/38,666,421.27 = 7,588,320.21/x
  3. Step 3: Cross multiply
    25,786,487.97x = 38,666,421.27 × 7,588,320.21
  4. Step 4: Simplify right side
    25,786,487.97x = 293,413,185,971,514.88
  5. Step 5: Solve for x
    x = 293,413,185,971,514.88/25,786,487.97
  6. Step 6: Final answer
    x = 11,378,563.31

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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.