Home / 12,110,733.72-16,713,216.12-6,604,409.88

Finding the Fourth Proportional to 12,110,733.72, 16,713,216.12 and 6,604,409.88

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Solution

The fourth proportional to 12,110,733.72, 16,713,216.12 and 6,604,409.88 is: 9,114,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110,733.72 : 16,713,216.12 = 6,604,409.88 : x
  2. Step 2: Convert to fraction form
    12,110,733.72/16,713,216.12 = 6,604,409.88/x
  3. Step 3: Cross multiply
    12,110,733.72x = 16,713,216.12 × 6,604,409.88
  4. Step 4: Simplify right side
    12,110,733.72x = 110,380,929,669,503.27
  5. Step 5: Solve for x
    x = 110,380,929,669,503.27/12,110,733.72
  6. Step 6: Final answer
    x = 9,114,305.72

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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.