Home / 5,171,998.08-7,137,519.68-2,849,059.02

Finding the Fourth Proportional to 5,171,998.08, 7,137,519.68 and 2,849,059.02

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Solution

The fourth proportional to 5,171,998.08, 7,137,519.68 and 2,849,059.02 is: 3,931,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,998.08 : 7,137,519.68 = 2,849,059.02 : x
  2. Step 2: Convert to fraction form
    5,171,998.08/7,137,519.68 = 2,849,059.02/x
  3. Step 3: Cross multiply
    5,171,998.08x = 7,137,519.68 × 2,849,059.02
  4. Step 4: Simplify right side
    5,171,998.08x = 20,335,214,824,731.51
  5. Step 5: Solve for x
    x = 20,335,214,824,731.51/5,171,998.08
  6. Step 6: Final answer
    x = 3,931,790.87

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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.