Home / 34,450,139.31-51,673,491.20-12,883,155.45

Finding the Fourth Proportional to 34,450,139.31, 51,673,491.20 and 12,883,155.45

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Solution

The fourth proportional to 34,450,139.31, 51,673,491.20 and 12,883,155.45 is: 19,324,090.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,450,139.31 : 51,673,491.20 = 12,883,155.45 : x
  2. Step 2: Convert to fraction form
    34,450,139.31/51,673,491.20 = 12,883,155.45/x
  3. Step 3: Cross multiply
    34,450,139.31x = 51,673,491.20 × 12,883,155.45
  4. Step 4: Simplify right side
    34,450,139.31x = 665,717,619,709,391.25
  5. Step 5: Solve for x
    x = 665,717,619,709,391.25/34,450,139.31
  6. Step 6: Final answer
    x = 19,324,090.79

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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.