Home / 30,250,683.48-45,378,092.88-8,683,626.72

Finding the Fourth Proportional to 30,250,683.48, 45,378,092.88 and 8,683,626.72

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Solution

The fourth proportional to 30,250,683.48, 45,378,092.88 and 8,683,626.72 is: 13,026,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250,683.48 : 45,378,092.88 = 8,683,626.72 : x
  2. Step 2: Convert to fraction form
    30,250,683.48/45,378,092.88 = 8,683,626.72/x
  3. Step 3: Cross multiply
    30,250,683.48x = 45,378,092.88 × 8,683,626.72
  4. Step 4: Simplify right side
    30,250,683.48x = 394,046,419,835,409.81
  5. Step 5: Solve for x
    x = 394,046,419,835,409.81/30,250,683.48
  6. Step 6: Final answer
    x = 13,026,033.61

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1.5x scale

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.