Home / 17,181,898.80-25,750,729.80-13,172,938.80

Finding the Fourth Proportional to 17,181,898.80, 25,750,729.80 and 13,172,938.80

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Solution

The fourth proportional to 17,181,898.80, 25,750,729.80 and 13,172,938.80 is: 19,742,450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181,898.80 : 25,750,729.80 = 13,172,938.80 : x
  2. Step 2: Convert to fraction form
    17,181,898.80/25,750,729.80 = 13,172,938.80/x
  3. Step 3: Cross multiply
    17,181,898.80x = 25,750,729.80 × 13,172,938.80
  4. Step 4: Simplify right side
    17,181,898.80x = 339,212,787,710,736.25
  5. Step 5: Solve for x
    x = 339,212,787,710,736.25/17,181,898.80
  6. Step 6: Final answer
    x = 19,742,450.57

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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.