Home / 28,773,974.80-43,160,962.20-17,408,573.20

Finding the Fourth Proportional to 28,773,974.80, 43,160,962.20 and 17,408,573.20

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Solution

The fourth proportional to 28,773,974.80, 43,160,962.20 and 17,408,573.20 is: 26,112,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773,974.80 : 43,160,962.20 = 17,408,573.20 : x
  2. Step 2: Convert to fraction form
    28,773,974.80/43,160,962.20 = 17,408,573.20/x
  3. Step 3: Cross multiply
    28,773,974.80x = 43,160,962.20 × 17,408,573.20
  4. Step 4: Simplify right side
    28,773,974.80x = 751,370,769,841,133
  5. Step 5: Solve for x
    x = 751,370,769,841,133/28,773,974.80
  6. Step 6: Final answer
    x = 26,112,859.80

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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.