Home / 10,419,759.66-15,628,220.58-2,742,761.52

Finding the Fourth Proportional to 10,419,759.66, 15,628,220.58 and 2,742,761.52

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Solution

The fourth proportional to 10,419,759.66, 15,628,220.58 and 2,742,761.52 is: 4,113,768.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419,759.66 : 15,628,220.58 = 2,742,761.52 : x
  2. Step 2: Convert to fraction form
    10,419,759.66/15,628,220.58 = 2,742,761.52/x
  3. Step 3: Cross multiply
    10,419,759.66x = 15,628,220.58 × 2,742,761.52
  4. Step 4: Simplify right side
    10,419,759.66x = 42,864,482,032,896.09
  5. Step 5: Solve for x
    x = 42,864,482,032,896.09/10,419,759.66
  6. Step 6: Final answer
    x = 4,113,768.78

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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.