Home / 12,771,052.68-17,621,732.16-7,544,911.72

Finding the Fourth Proportional to 12,771,052.68, 17,621,732.16 and 7,544,911.72

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Solution

The fourth proportional to 12,771,052.68, 17,621,732.16 and 7,544,911.72 is: 10,410,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771,052.68 : 17,621,732.16 = 7,544,911.72 : x
  2. Step 2: Convert to fraction form
    12,771,052.68/17,621,732.16 = 7,544,911.72/x
  3. Step 3: Cross multiply
    12,771,052.68x = 17,621,732.16 × 7,544,911.72
  4. Step 4: Simplify right side
    12,771,052.68x = 132,954,413,500,684.91
  5. Step 5: Solve for x
    x = 132,954,413,500,684.91/12,771,052.68
  6. Step 6: Final answer
    x = 10,410,607.24

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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.