Home / 7,178,027.04-9,905,403.60-3,958,763.04

Finding the Fourth Proportional to 7,178,027.04, 9,905,403.60 and 3,958,763.04

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Solution

The fourth proportional to 7,178,027.04, 9,905,403.60 and 3,958,763.04 is: 5,462,942.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,027.04 : 9,905,403.60 = 3,958,763.04 : x
  2. Step 2: Convert to fraction form
    7,178,027.04/9,905,403.60 = 3,958,763.04/x
  3. Step 3: Cross multiply
    7,178,027.04x = 9,905,403.60 × 3,958,763.04
  4. Step 4: Simplify right side
    7,178,027.04x = 39,213,145,667,962.95
  5. Step 5: Solve for x
    x = 39,213,145,667,962.95/7,178,027.04
  6. Step 6: Final answer
    x = 5,462,942.04

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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.