Home / 20,014,493.64-29,987,433.90-13,436,883.36

Finding the Fourth Proportional to 20,014,493.64, 29,987,433.90 and 13,436,883.36

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Solution

The fourth proportional to 20,014,493.64, 29,987,433.90 and 13,436,883.36 is: 20,132,293.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014,493.64 : 29,987,433.90 = 13,436,883.36 : x
  2. Step 2: Convert to fraction form
    20,014,493.64/29,987,433.90 = 13,436,883.36/x
  3. Step 3: Cross multiply
    20,014,493.64x = 29,987,433.90 × 13,436,883.36
  4. Step 4: Simplify right side
    20,014,493.64x = 402,937,651,580,009.88
  5. Step 5: Solve for x
    x = 402,937,651,580,009.88/20,014,493.64
  6. Step 6: Final answer
    x = 20,132,293.07

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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.