Home / 12,012,591.08-16,577,369.93-6,505,965.65

Finding the Fourth Proportional to 12,012,591.08, 16,577,369.93 and 6,505,965.65

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Solution

The fourth proportional to 12,012,591.08, 16,577,369.93 and 6,505,965.65 is: 8,978,229.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,591.08 : 16,577,369.93 = 6,505,965.65 : x
  2. Step 2: Convert to fraction form
    12,012,591.08/16,577,369.93 = 6,505,965.65/x
  3. Step 3: Cross multiply
    12,012,591.08x = 16,577,369.93 × 6,505,965.65
  4. Step 4: Simplify right side
    12,012,591.08x = 107,851,799,389,631.23
  5. Step 5: Solve for x
    x = 107,851,799,389,631.23/12,012,591.08
  6. Step 6: Final answer
    x = 8,978,229.48

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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.