Home / 17,742,472.80-26,613,709.20-15,947,383.20

Finding the Fourth Proportional to 17,742,472.80, 26,613,709.20 and 15,947,383.20

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Solution

The fourth proportional to 17,742,472.80, 26,613,709.20 and 15,947,383.20 is: 23,921,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742,472.80 : 26,613,709.20 = 15,947,383.20 : x
  2. Step 2: Convert to fraction form
    17,742,472.80/26,613,709.20 = 15,947,383.20/x
  3. Step 3: Cross multiply
    17,742,472.80x = 26,613,709.20 × 15,947,383.20
  4. Step 4: Simplify right side
    17,742,472.80x = 424,419,018,985,765.44
  5. Step 5: Solve for x
    x = 424,419,018,985,765.44/17,742,472.80
  6. Step 6: Final answer
    x = 23,921,074.80

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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.