Home / 11,809,332.80-17,713,999.20-3,831,156.80

Finding the Fourth Proportional to 11,809,332.80, 17,713,999.20 and 3,831,156.80

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Solution

The fourth proportional to 11,809,332.80, 17,713,999.20 and 3,831,156.80 is: 5,746,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809,332.80 : 17,713,999.20 = 3,831,156.80 : x
  2. Step 2: Convert to fraction form
    11,809,332.80/17,713,999.20 = 3,831,156.80/x
  3. Step 3: Cross multiply
    11,809,332.80x = 17,713,999.20 × 3,831,156.80
  4. Step 4: Simplify right side
    11,809,332.80x = 67,865,108,490,274.55
  5. Step 5: Solve for x
    x = 67,865,108,490,274.55/11,809,332.80
  6. Step 6: Final answer
    x = 5,746,735.20

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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.