Home / 8,225,982.96-12,330,920.54-3,435,042.35

Finding the Fourth Proportional to 8,225,982.96, 12,330,920.54 and 3,435,042.35

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Solution

The fourth proportional to 8,225,982.96, 12,330,920.54 and 3,435,042.35 is: 5,149,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225,982.96 : 12,330,920.54 = 3,435,042.35 : x
  2. Step 2: Convert to fraction form
    8,225,982.96/12,330,920.54 = 3,435,042.35/x
  3. Step 3: Cross multiply
    8,225,982.96x = 12,330,920.54 × 3,435,042.35
  4. Step 4: Simplify right side
    8,225,982.96x = 42,357,234,216,317.88
  5. Step 5: Solve for x
    x = 42,357,234,216,317.88/8,225,982.96
  6. Step 6: Final answer
    x = 5,149,200.34

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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.