Home / 18,433,862.75-27,654,361.37-7,073,428.07

Finding the Fourth Proportional to 18,433,862.75, 27,654,361.37 and 7,073,428.07

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Solution

The fourth proportional to 18,433,862.75, 27,654,361.37 and 7,073,428.07 is: 10,611,510.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433,862.75 : 27,654,361.37 = 7,073,428.07 : x
  2. Step 2: Convert to fraction form
    18,433,862.75/27,654,361.37 = 7,073,428.07/x
  3. Step 3: Cross multiply
    18,433,862.75x = 27,654,361.37 × 7,073,428.07
  4. Step 4: Simplify right side
    18,433,862.75x = 195,611,136,032,775.75
  5. Step 5: Solve for x
    x = 195,611,136,032,775.75/18,433,862.75
  6. Step 6: Final answer
    x = 10,611,510.93

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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.