Home / 12,050,187.40-16,623,109.74-7,694,694.28

Finding the Fourth Proportional to 12,050,187.40, 16,623,109.74 and 7,694,694.28

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Solution

The fourth proportional to 12,050,187.40, 16,623,109.74 and 7,694,694.28 is: 10,614,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050,187.40 : 16,623,109.74 = 7,694,694.28 : x
  2. Step 2: Convert to fraction form
    12,050,187.40/16,623,109.74 = 7,694,694.28/x
  3. Step 3: Cross multiply
    12,050,187.40x = 16,623,109.74 × 7,694,694.28
  4. Step 4: Simplify right side
    12,050,187.40x = 127,909,747,432,190.30
  5. Step 5: Solve for x
    x = 127,909,747,432,190.30/12,050,187.40
  6. Step 6: Final answer
    x = 10,614,751.72

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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.