Home / 23,033,645.40-31,787,215.14-13,622,503.86

Finding the Fourth Proportional to 23,033,645.40, 31,787,215.14 and 13,622,503.86

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Solution

The fourth proportional to 23,033,645.40, 31,787,215.14 and 13,622,503.86 is: 18,799,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,033,645.40 : 31,787,215.14 = 13,622,503.86 : x
  2. Step 2: Convert to fraction form
    23,033,645.40/31,787,215.14 = 13,622,503.86/x
  3. Step 3: Cross multiply
    23,033,645.40x = 31,787,215.14 × 13,622,503.86
  4. Step 4: Simplify right side
    23,033,645.40x = 433,021,460,943,300.44
  5. Step 5: Solve for x
    x = 433,021,460,943,300.44/23,033,645.40
  6. Step 6: Final answer
    x = 18,799,519.29

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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.