Home / 22,828,987.57-31,503,995.26-12,515,489.23

Finding the Fourth Proportional to 22,828,987.57, 31,503,995.26 and 12,515,489.23

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Solution

The fourth proportional to 22,828,987.57, 31,503,995.26 and 12,515,489.23 is: 17,271,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,828,987.57 : 31,503,995.26 = 12,515,489.23 : x
  2. Step 2: Convert to fraction form
    22,828,987.57/31,503,995.26 = 12,515,489.23/x
  3. Step 3: Cross multiply
    22,828,987.57x = 31,503,995.26 × 12,515,489.23
  4. Step 4: Simplify right side
    22,828,987.57x = 394,287,913,378,501.06
  5. Step 5: Solve for x
    x = 394,287,913,378,501.06/22,828,987.57
  6. Step 6: Final answer
    x = 17,271,370.98

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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.