Home / 14,270,078.44-19,692,761.78-7,743,709.24

Finding the Fourth Proportional to 14,270,078.44, 19,692,761.78 and 7,743,709.24

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Solution

The fourth proportional to 14,270,078.44, 19,692,761.78 and 7,743,709.24 is: 10,686,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270,078.44 : 19,692,761.78 = 7,743,709.24 : x
  2. Step 2: Convert to fraction form
    14,270,078.44/19,692,761.78 = 7,743,709.24/x
  3. Step 3: Cross multiply
    14,270,078.44x = 19,692,761.78 × 7,743,709.24
  4. Step 4: Simplify right side
    14,270,078.44x = 152,495,021,356,904.88
  5. Step 5: Solve for x
    x = 152,495,021,356,904.88/14,270,078.44
  6. Step 6: Final answer
    x = 10,686,347.80

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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.