Home / 5,172,501.45-7,137,771.35-2,848,941.75

Finding the Fourth Proportional to 5,172,501.45, 7,137,771.35 and 2,848,941.75

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Solution

The fourth proportional to 5,172,501.45, 7,137,771.35 and 2,848,941.75 is: 3,931,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,172,501.45 : 7,137,771.35 = 2,848,941.75 : x
  2. Step 2: Convert to fraction form
    5,172,501.45/7,137,771.35 = 2,848,941.75/x
  3. Step 3: Cross multiply
    5,172,501.45x = 7,137,771.35 × 2,848,941.75
  4. Step 4: Simplify right side
    5,172,501.45x = 20,335,094,786,724.15
  5. Step 5: Solve for x
    x = 20,335,094,786,724.15/5,172,501.45
  6. Step 6: Final answer
    x = 3,931,385.03

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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.