Home / 21,477,095.44-29,638,396.56-11,819,303.44

Finding the Fourth Proportional to 21,477,095.44, 29,638,396.56 and 11,819,303.44

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Solution

The fourth proportional to 21,477,095.44, 29,638,396.56 and 11,819,303.44 is: 16,310,641.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,477,095.44 : 29,638,396.56 = 11,819,303.44 : x
  2. Step 2: Convert to fraction form
    21,477,095.44/29,638,396.56 = 11,819,303.44/x
  3. Step 3: Cross multiply
    21,477,095.44x = 29,638,396.56 × 11,819,303.44
  4. Step 4: Simplify right side
    21,477,095.44x = 350,305,202,387,918.56
  5. Step 5: Solve for x
    x = 350,305,202,387,918.56/21,477,095.44
  6. Step 6: Final answer
    x = 16,310,641.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.