Home / 21,763,850.40-32,716,634.40-15,418,051.20

Finding the Fourth Proportional to 21,763,850.40, 32,716,634.40 and 15,418,051.20

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Solution

The fourth proportional to 21,763,850.40, 32,716,634.40 and 15,418,051.20 is: 23,177,274.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,763,850.40 : 32,716,634.40 = 15,418,051.20 : x
  2. Step 2: Convert to fraction form
    21,763,850.40/32,716,634.40 = 15,418,051.20/x
  3. Step 3: Cross multiply
    21,763,850.40x = 32,716,634.40 × 15,418,051.20
  4. Step 4: Simplify right side
    21,763,850.40x = 504,426,744,270,881.25
  5. Step 5: Solve for x
    x = 504,426,744,270,881.25/21,763,850.40
  6. Step 6: Final answer
    x = 23,177,274.93

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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.