Home / 10,534,162.56-15,801,682.92-5,136,384.12

Finding the Fourth Proportional to 10,534,162.56, 15,801,682.92 and 5,136,384.12

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Solution

The fourth proportional to 10,534,162.56, 15,801,682.92 and 5,136,384.12 is: 7,704,790.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534,162.56 : 15,801,682.92 = 5,136,384.12 : x
  2. Step 2: Convert to fraction form
    10,534,162.56/15,801,682.92 = 5,136,384.12/x
  3. Step 3: Cross multiply
    10,534,162.56x = 15,801,682.92 × 5,136,384.12
  4. Step 4: Simplify right side
    10,534,162.56x = 81,163,513,219,563.23
  5. Step 5: Solve for x
    x = 81,163,513,219,563.23/10,534,162.56
  6. Step 6: Final answer
    x = 7,704,790.27

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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.