Home / 21,936,294.89-30,271,714.99-12,146,528.38

Finding the Fourth Proportional to 21,936,294.89, 30,271,714.99 and 12,146,528.38

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Solution

The fourth proportional to 21,936,294.89, 30,271,714.99 and 12,146,528.38 is: 16,762,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936,294.89 : 30,271,714.99 = 12,146,528.38 : x
  2. Step 2: Convert to fraction form
    21,936,294.89/30,271,714.99 = 12,146,528.38/x
  3. Step 3: Cross multiply
    21,936,294.89x = 30,271,714.99 × 12,146,528.38
  4. Step 4: Simplify right side
    21,936,294.89x = 367,696,245,237,306.44
  5. Step 5: Solve for x
    x = 367,696,245,237,306.44/21,936,294.89
  6. Step 6: Final answer
    x = 16,762,003.20

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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.