Home / 13,779,300.44-20,618,399.76-11,499,196.28

Finding the Fourth Proportional to 13,779,300.44, 20,618,399.76 and 11,499,196.28

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Solution

The fourth proportional to 13,779,300.44, 20,618,399.76 and 11,499,196.28 is: 17,206,608.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,779,300.44 : 20,618,399.76 = 11,499,196.28 : x
  2. Step 2: Convert to fraction form
    13,779,300.44/20,618,399.76 = 11,499,196.28/x
  3. Step 3: Cross multiply
    13,779,300.44x = 20,618,399.76 × 11,499,196.28
  4. Step 4: Simplify right side
    13,779,300.44x = 237,095,025,819,744.91
  5. Step 5: Solve for x
    x = 237,095,025,819,744.91/13,779,300.44
  6. Step 6: Final answer
    x = 17,206,608.34

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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.