Home / 28,113,607.44-42,176,907.36-11,940,087.96

Finding the Fourth Proportional to 28,113,607.44, 42,176,907.36 and 11,940,087.96

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Solution

The fourth proportional to 28,113,607.44, 42,176,907.36 and 11,940,087.96 is: 17,912,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,113,607.44 : 42,176,907.36 = 11,940,087.96 : x
  2. Step 2: Convert to fraction form
    28,113,607.44/42,176,907.36 = 11,940,087.96/x
  3. Step 3: Cross multiply
    28,113,607.44x = 42,176,907.36 × 11,940,087.96
  4. Step 4: Simplify right side
    28,113,607.44x = 503,595,983,759,171.44
  5. Step 5: Solve for x
    x = 503,595,983,759,171.44/28,113,607.44
  6. Step 6: Final answer
    x = 17,912,890.93

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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.