Home / 17,612,191.28-26,426,635.86-8,509,186.64

Finding the Fourth Proportional to 17,612,191.28, 26,426,635.86 and 8,509,186.64

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Solution

The fourth proportional to 17,612,191.28, 26,426,635.86 and 8,509,186.64 is: 12,767,813.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,612,191.28 : 26,426,635.86 = 8,509,186.64 : x
  2. Step 2: Convert to fraction form
    17,612,191.28/26,426,635.86 = 8,509,186.64/x
  3. Step 3: Cross multiply
    17,612,191.28x = 26,426,635.86 × 8,509,186.64
  4. Step 4: Simplify right side
    17,612,191.28x = 224,869,176,800,056.91
  5. Step 5: Solve for x
    x = 224,869,176,800,056.91/17,612,191.28
  6. Step 6: Final answer
    x = 12,767,813.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.