Home / 54,262,922.40-81,404,881.20-15,925,687.20

Finding the Fourth Proportional to 54,262,922.40, 81,404,881.20 and 15,925,687.20

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Solution

The fourth proportional to 54,262,922.40, 81,404,881.20 and 15,925,687.20 is: 23,891,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,262,922.40 : 81,404,881.20 = 15,925,687.20 : x
  2. Step 2: Convert to fraction form
    54,262,922.40/81,404,881.20 = 15,925,687.20/x
  3. Step 3: Cross multiply
    54,262,922.40x = 81,404,881.20 × 15,925,687.20
  4. Step 4: Simplify right side
    54,262,922.40x = 1,296,428,674,544,360.75
  5. Step 5: Solve for x
    x = 1,296,428,674,544,360.75/54,262,922.40
  6. Step 6: Final answer
    x = 23,891,611.75

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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.