Home / 13,842,500.45-20,763,750.68-6,652,300.55

Finding the Fourth Proportional to 13,842,500.45, 20,763,750.68 and 6,652,300.55

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Solution

The fourth proportional to 13,842,500.45, 20,763,750.68 and 6,652,300.55 is: 9,978,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,500.45 : 20,763,750.68 = 6,652,300.55 : x
  2. Step 2: Convert to fraction form
    13,842,500.45/20,763,750.68 = 6,652,300.55/x
  3. Step 3: Cross multiply
    13,842,500.45x = 20,763,750.68 × 6,652,300.55
  4. Step 4: Simplify right side
    13,842,500.45x = 138,126,710,035,365.38
  5. Step 5: Solve for x
    x = 138,126,710,035,365.38/13,842,500.45
  6. Step 6: Final answer
    x = 9,978,450.83

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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.