Home / 13,230,365.48-19,816,614.20-9,380,518.30

Finding the Fourth Proportional to 13,230,365.48, 19,816,614.20 and 9,380,518.30

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Solution

The fourth proportional to 13,230,365.48, 19,816,614.20 and 9,380,518.30 is: 14,050,262.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230,365.48 : 19,816,614.20 = 9,380,518.30 : x
  2. Step 2: Convert to fraction form
    13,230,365.48/19,816,614.20 = 9,380,518.30/x
  3. Step 3: Cross multiply
    13,230,365.48x = 19,816,614.20 × 9,380,518.30
  4. Step 4: Simplify right side
    13,230,365.48x = 185,890,112,147,139.88
  5. Step 5: Solve for x
    x = 185,890,112,147,139.88/13,230,365.48
  6. Step 6: Final answer
    x = 14,050,262.82

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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.