Home / 13,230,364.48-19,816,612.70-9,380,517.30

Finding the Fourth Proportional to 13,230,364.48, 19,816,612.70 and 9,380,517.30

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Solution

The fourth proportional to 13,230,364.48, 19,816,612.70 and 9,380,517.30 is: 14,050,261.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230,364.48 : 19,816,612.70 = 9,380,517.30 : x
  2. Step 2: Convert to fraction form
    13,230,364.48/19,816,612.70 = 9,380,517.30/x
  3. Step 3: Cross multiply
    13,230,364.48x = 19,816,612.70 × 9,380,517.30
  4. Step 4: Simplify right side
    13,230,364.48x = 185,890,078,259,749.72
  5. Step 5: Solve for x
    x = 185,890,078,259,749.72/13,230,364.48
  6. Step 6: Final answer
    x = 14,050,261.32

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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.