Home / 5,330,394.45-7,355,945.61-3,007,780.11

Finding the Fourth Proportional to 5,330,394.45, 7,355,945.61 and 3,007,780.11

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Solution

The fourth proportional to 5,330,394.45, 7,355,945.61 and 3,007,780.11 is: 4,150,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,394.45 : 7,355,945.61 = 3,007,780.11 : x
  2. Step 2: Convert to fraction form
    5,330,394.45/7,355,945.61 = 3,007,780.11/x
  3. Step 3: Cross multiply
    5,330,394.45x = 7,355,945.61 × 3,007,780.11
  4. Step 4: Simplify right side
    5,330,394.45x = 22,125,066,895,999.82
  5. Step 5: Solve for x
    x = 22,125,066,895,999.82/5,330,394.45
  6. Step 6: Final answer
    x = 4,150,737.27

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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.