Home / 42,028,338.45-63,042,507.68-14,765,415.15

Finding the Fourth Proportional to 42,028,338.45, 63,042,507.68 and 14,765,415.15

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Solution

The fourth proportional to 42,028,338.45, 63,042,507.68 and 14,765,415.15 is: 22,148,122.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,028,338.45 : 63,042,507.68 = 14,765,415.15 : x
  2. Step 2: Convert to fraction form
    42,028,338.45/63,042,507.68 = 14,765,415.15/x
  3. Step 3: Cross multiply
    42,028,338.45x = 63,042,507.68 × 14,765,415.15
  4. Step 4: Simplify right side
    42,028,338.45x = 930,848,797,918,436.25
  5. Step 5: Solve for x
    x = 930,848,797,918,436.25/42,028,338.45
  6. Step 6: Final answer
    x = 22,148,122.73

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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.