Home / 11,189,982.33-16,784,973.50-7,402,579.47

Finding the Fourth Proportional to 11,189,982.33, 16,784,973.50 and 7,402,579.47

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Solution

The fourth proportional to 11,189,982.33, 16,784,973.50 and 7,402,579.47 is: 11,103,869.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189,982.33 : 16,784,973.50 = 7,402,579.47 : x
  2. Step 2: Convert to fraction form
    11,189,982.33/16,784,973.50 = 7,402,579.47/x
  3. Step 3: Cross multiply
    11,189,982.33x = 16,784,973.50 × 7,402,579.47
  4. Step 4: Simplify right side
    11,189,982.33x = 124,252,100,198,581.16
  5. Step 5: Solve for x
    x = 124,252,100,198,581.16/11,189,982.33
  6. Step 6: Final answer
    x = 11,103,869.21

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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.