Home / 20,973,536.64-31,462,002.72-5,827,469.76

Finding the Fourth Proportional to 20,973,536.64, 31,462,002.72 and 5,827,469.76

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Solution

The fourth proportional to 20,973,536.64, 31,462,002.72 and 5,827,469.76 is: 8,741,676.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,973,536.64 : 31,462,002.72 = 5,827,469.76 : x
  2. Step 2: Convert to fraction form
    20,973,536.64/31,462,002.72 = 5,827,469.76/x
  3. Step 3: Cross multiply
    20,973,536.64x = 31,462,002.72 × 5,827,469.76
  4. Step 4: Simplify right side
    20,973,536.64x = 183,343,869,439,837.72
  5. Step 5: Solve for x
    x = 183,343,869,439,837.72/20,973,536.64
  6. Step 6: Final answer
    x = 8,741,676.36

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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.