Home / 8,127,216.90-11,216,063.22-4,505,544.90

Finding the Fourth Proportional to 8,127,216.90, 11,216,063.22 and 4,505,544.90

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Solution

The fourth proportional to 8,127,216.90, 11,216,063.22 and 4,505,544.90 is: 6,217,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,216.90 : 11,216,063.22 = 4,505,544.90 : x
  2. Step 2: Convert to fraction form
    8,127,216.90/11,216,063.22 = 4,505,544.90/x
  3. Step 3: Cross multiply
    8,127,216.90x = 11,216,063.22 × 4,505,544.90
  4. Step 4: Simplify right side
    8,127,216.90x = 50,534,476,438,948.59
  5. Step 5: Solve for x
    x = 50,534,476,438,948.59/8,127,216.90
  6. Step 6: Final answer
    x = 6,217,931.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.