Home / 51,380,414.98-70,907,017.08-28,176,374.14

Finding the Fourth Proportional to 51,380,414.98, 70,907,017.08 and 28,176,374.14

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Solution

The fourth proportional to 51,380,414.98, 70,907,017.08 and 28,176,374.14 is: 38,884,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,380,414.98 : 70,907,017.08 = 28,176,374.14 : x
  2. Step 2: Convert to fraction form
    51,380,414.98/70,907,017.08 = 28,176,374.14/x
  3. Step 3: Cross multiply
    51,380,414.98x = 70,907,017.08 × 28,176,374.14
  4. Step 4: Simplify right side
    51,380,414.98x = 1,997,902,642,397,450.25
  5. Step 5: Solve for x
    x = 1,997,902,642,397,450.25/51,380,414.98
  6. Step 6: Final answer
    x = 38,884,517.44

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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.