Home / 14,961,157.32-20,646,491.58-8,085,623.16

Finding the Fourth Proportional to 14,961,157.32, 20,646,491.58 and 8,085,623.16

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Solution

The fourth proportional to 14,961,157.32, 20,646,491.58 and 8,085,623.16 is: 11,158,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961,157.32 : 20,646,491.58 = 8,085,623.16 : x
  2. Step 2: Convert to fraction form
    14,961,157.32/20,646,491.58 = 8,085,623.16/x
  3. Step 3: Cross multiply
    14,961,157.32x = 20,646,491.58 × 8,085,623.16
  4. Step 4: Simplify right side
    14,961,157.32x = 166,939,750,491,992.97
  5. Step 5: Solve for x
    x = 166,939,750,491,992.97/14,961,157.32
  6. Step 6: Final answer
    x = 11,158,211.02

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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.