Home / 12,120,803.22-16,727,063.36-6,614,532.88

Finding the Fourth Proportional to 12,120,803.22, 16,727,063.36 and 6,614,532.88

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Solution

The fourth proportional to 12,120,803.22, 16,727,063.36 and 6,614,532.88 is: 9,128,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,120,803.22 : 16,727,063.36 = 6,614,532.88 : x
  2. Step 2: Convert to fraction form
    12,120,803.22/16,727,063.36 = 6,614,532.88/x
  3. Step 3: Cross multiply
    12,120,803.22x = 16,727,063.36 × 6,614,532.88
  4. Step 4: Simplify right side
    12,120,803.22x = 110,641,710,580,563.27
  5. Step 5: Solve for x
    x = 110,641,710,580,563.27/12,120,803.22
  6. Step 6: Final answer
    x = 9,128,249.06

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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.