Home / 17,855,416.86-26,786,572.65-7,620,127.26

Finding the Fourth Proportional to 17,855,416.86, 26,786,572.65 and 7,620,127.26

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Solution

The fourth proportional to 17,855,416.86, 26,786,572.65 and 7,620,127.26 is: 11,431,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,855,416.86 : 26,786,572.65 = 7,620,127.26 : x
  2. Step 2: Convert to fraction form
    17,855,416.86/26,786,572.65 = 7,620,127.26/x
  3. Step 3: Cross multiply
    17,855,416.86x = 26,786,572.65 × 7,620,127.26
  4. Step 4: Simplify right side
    17,855,416.86x = 204,117,092,452,235.41
  5. Step 5: Solve for x
    x = 204,117,092,452,235.41/17,855,416.86
  6. Step 6: Final answer
    x = 11,431,662.11

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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.