Home / 9,481,995.86-13,085,188.74-5,131,081.71

Finding the Fourth Proportional to 9,481,995.86, 13,085,188.74 and 5,131,081.71

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Solution

The fourth proportional to 9,481,995.86, 13,085,188.74 and 5,131,081.71 is: 7,080,911.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,995.86 : 13,085,188.74 = 5,131,081.71 : x
  2. Step 2: Convert to fraction form
    9,481,995.86/13,085,188.74 = 5,131,081.71/x
  3. Step 3: Cross multiply
    9,481,995.86x = 13,085,188.74 × 5,131,081.71
  4. Step 4: Simplify right side
    9,481,995.86x = 67,141,172,615,711.95
  5. Step 5: Solve for x
    x = 67,141,172,615,711.95/9,481,995.86
  6. Step 6: Final answer
    x = 7,080,911.41

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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.