Home / 5,172,073.92-7,137,624.48-2,849,134.92

Finding the Fourth Proportional to 5,172,073.92, 7,137,624.48 and 2,849,134.92

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Solution

The fourth proportional to 5,172,073.92, 7,137,624.48 and 2,849,134.92 is: 3,931,895.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172,073.92 : 7,137,624.48 = 2,849,134.92 : x
  2. Step 2: Convert to fraction form
    5,172,073.92/7,137,624.48 = 2,849,134.92/x
  3. Step 3: Cross multiply
    5,172,073.92x = 7,137,624.48 × 2,849,134.92
  4. Step 4: Simplify right side
    5,172,073.92x = 20,336,055,151,814.84
  5. Step 5: Solve for x
    x = 20,336,055,151,814.84/5,172,073.92
  6. Step 6: Final answer
    x = 3,931,895.69

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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.