Home / 12,052,744.80-16,630,200.04-7,159,616.60

Finding the Fourth Proportional to 12,052,744.80, 16,630,200.04 and 7,159,616.60

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Solution

The fourth proportional to 12,052,744.80, 16,630,200.04 and 7,159,616.60 is: 9,878,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052,744.80 : 16,630,200.04 = 7,159,616.60 : x
  2. Step 2: Convert to fraction form
    12,052,744.80/16,630,200.04 = 7,159,616.60/x
  3. Step 3: Cross multiply
    12,052,744.80x = 16,630,200.04 × 7,159,616.60
  4. Step 4: Simplify right side
    12,052,744.80x = 119,065,856,267,704.66
  5. Step 5: Solve for x
    x = 119,065,856,267,704.66/12,052,744.80
  6. Step 6: Final answer
    x = 9,878,733.70

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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.