Home / 13,757,911.40-20,631,618.30-4,170,103.40

Finding the Fourth Proportional to 13,757,911.40, 20,631,618.30 and 4,170,103.40

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Solution

The fourth proportional to 13,757,911.40, 20,631,618.30 and 4,170,103.40 is: 6,253,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757,911.40 : 20,631,618.30 = 4,170,103.40 : x
  2. Step 2: Convert to fraction form
    13,757,911.40/20,631,618.30 = 4,170,103.40/x
  3. Step 3: Cross multiply
    13,757,911.40x = 20,631,618.30 × 4,170,103.40
  4. Step 4: Simplify right side
    13,757,911.40x = 86,035,981,620,332.22
  5. Step 5: Solve for x
    x = 86,035,981,620,332.22/13,757,911.40
  6. Step 6: Final answer
    x = 6,253,564.16

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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.