Home / 9,214,489.20-13,832,231.40-5,430,104.40

Finding the Fourth Proportional to 9,214,489.20, 13,832,231.40 and 5,430,104.40

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Solution

The fourth proportional to 9,214,489.20, 13,832,231.40 and 5,430,104.40 is: 8,151,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,489.20 : 13,832,231.40 = 5,430,104.40 : x
  2. Step 2: Convert to fraction form
    9,214,489.20/13,832,231.40 = 5,430,104.40/x
  3. Step 3: Cross multiply
    9,214,489.20x = 13,832,231.40 × 5,430,104.40
  4. Step 4: Simplify right side
    9,214,489.20x = 75,110,460,586,958.17
  5. Step 5: Solve for x
    x = 75,110,460,586,958.17/9,214,489.20
  6. Step 6: Final answer
    x = 8,151,342.84

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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.