Home / 19,954,820.40-29,932,230.60-15,171,851.40

Finding the Fourth Proportional to 19,954,820.40, 29,932,230.60 and 15,171,851.40

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Solution

The fourth proportional to 19,954,820.40, 29,932,230.60 and 15,171,851.40 is: 22,757,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954,820.40 : 29,932,230.60 = 15,171,851.40 : x
  2. Step 2: Convert to fraction form
    19,954,820.40/29,932,230.60 = 15,171,851.40/x
  3. Step 3: Cross multiply
    19,954,820.40x = 29,932,230.60 × 15,171,851.40
  4. Step 4: Simplify right side
    19,954,820.40x = 454,127,354,733,732.88
  5. Step 5: Solve for x
    x = 454,127,354,733,732.88/19,954,820.40
  6. Step 6: Final answer
    x = 22,757,777.10

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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.