Home / 7,990,852.64-11,985,961.20-4,403,732

Finding the Fourth Proportional to 7,990,852.64, 11,985,961.20 and 4,403,732

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Solution

The fourth proportional to 7,990,852.64, 11,985,961.20 and 4,403,732 is: 6,605,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,852.64 : 11,985,961.20 = 4,403,732 : x
  2. Step 2: Convert to fraction form
    7,990,852.64/11,985,961.20 = 4,403,732/x
  3. Step 3: Cross multiply
    7,990,852.64x = 11,985,961.20 × 4,403,732
  4. Step 4: Simplify right side
    7,990,852.64x = 52,782,960,887,198.40
  5. Step 5: Solve for x
    x = 52,782,960,887,198.40/7,990,852.64
  6. Step 6: Final answer
    x = 6,605,422.88

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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.