Home / 20,996,183.10-31,489,548.30-7,533,011.10

Finding the Fourth Proportional to 20,996,183.10, 31,489,548.30 and 7,533,011.10

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Solution

The fourth proportional to 20,996,183.10, 31,489,548.30 and 7,533,011.10 is: 11,297,820.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,996,183.10 : 31,489,548.30 = 7,533,011.10 : x
  2. Step 2: Convert to fraction form
    20,996,183.10/31,489,548.30 = 7,533,011.10/x
  3. Step 3: Cross multiply
    20,996,183.10x = 31,489,548.30 × 7,533,011.10
  4. Step 4: Simplify right side
    20,996,183.10x = 237,211,116,877,886.12
  5. Step 5: Solve for x
    x = 237,211,116,877,886.12/20,996,183.10
  6. Step 6: Final answer
    x = 11,297,820.93

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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.