Home / 52,800,860.70-72,863,887.20-29,279,267.46

Finding the Fourth Proportional to 52,800,860.70, 72,863,887.20 and 29,279,267.46

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Solution

The fourth proportional to 52,800,860.70, 72,863,887.20 and 29,279,267.46 is: 40,404,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,800,860.70 : 72,863,887.20 = 29,279,267.46 : x
  2. Step 2: Convert to fraction form
    52,800,860.70/72,863,887.20 = 29,279,267.46/x
  3. Step 3: Cross multiply
    52,800,860.70x = 72,863,887.20 × 29,279,267.46
  4. Step 4: Simplify right side
    52,800,860.70x = 2,133,401,241,504,070.75
  5. Step 5: Solve for x
    x = 2,133,401,241,504,070.75/52,800,860.70
  6. Step 6: Final answer
    x = 40,404,667.90

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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.