Home / 18,304,222.68-25,271,659.98-11,342,287.80

Finding the Fourth Proportional to 18,304,222.68, 25,271,659.98 and 11,342,287.80

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Solution

The fourth proportional to 18,304,222.68, 25,271,659.98 and 11,342,287.80 is: 15,659,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304,222.68 : 25,271,659.98 = 11,342,287.80 : x
  2. Step 2: Convert to fraction form
    18,304,222.68/25,271,659.98 = 11,342,287.80/x
  3. Step 3: Cross multiply
    18,304,222.68x = 25,271,659.98 × 11,342,287.80
  4. Step 4: Simplify right side
    18,304,222.68x = 286,638,440,676,902.25
  5. Step 5: Solve for x
    x = 286,638,440,676,902.25/18,304,222.68
  6. Step 6: Final answer
    x = 15,659,689.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.