Home / 13,808,119.89-19,063,379.34-12,275,995.17

Finding the Fourth Proportional to 13,808,119.89, 19,063,379.34 and 12,275,995.17

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Solution

The fourth proportional to 13,808,119.89, 19,063,379.34 and 12,275,995.17 is: 16,948,140.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,119.89 : 19,063,379.34 = 12,275,995.17 : x
  2. Step 2: Convert to fraction form
    13,808,119.89/19,063,379.34 = 12,275,995.17/x
  3. Step 3: Cross multiply
    13,808,119.89x = 19,063,379.34 × 12,275,995.17
  4. Step 4: Simplify right side
    13,808,119.89x = 234,021,952,701,717.78
  5. Step 5: Solve for x
    x = 234,021,952,701,717.78/13,808,119.89
  6. Step 6: Final answer
    x = 16,948,140.27

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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.