Home / 31,567,400.34-43,550,968.29-19,172,818.41

Finding the Fourth Proportional to 31,567,400.34, 43,550,968.29 and 19,172,818.41

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Solution

The fourth proportional to 31,567,400.34, 43,550,968.29 and 19,172,818.41 is: 26,451,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,567,400.34 : 43,550,968.29 = 19,172,818.41 : x
  2. Step 2: Convert to fraction form
    31,567,400.34/43,550,968.29 = 19,172,818.41/x
  3. Step 3: Cross multiply
    31,567,400.34x = 43,550,968.29 × 19,172,818.41
  4. Step 4: Simplify right side
    31,567,400.34x = 834,994,806,603,838.25
  5. Step 5: Solve for x
    x = 834,994,806,603,838.25/31,567,400.34
  6. Step 6: Final answer
    x = 26,451,174.24

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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.