Home / 13,779,298.44-20,618,396.76-11,499,194.28

Finding the Fourth Proportional to 13,779,298.44, 20,618,396.76 and 11,499,194.28

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Solution

The fourth proportional to 13,779,298.44, 20,618,396.76 and 11,499,194.28 is: 17,206,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,779,298.44 : 20,618,396.76 = 11,499,194.28 : x
  2. Step 2: Convert to fraction form
    13,779,298.44/20,618,396.76 = 11,499,194.28/x
  3. Step 3: Cross multiply
    13,779,298.44x = 20,618,396.76 × 11,499,194.28
  4. Step 4: Simplify right side
    13,779,298.44x = 237,094,950,085,362.53
  5. Step 5: Solve for x
    x = 237,094,950,085,362.53/13,779,298.44
  6. Step 6: Final answer
    x = 17,206,605.34

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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.