Home / 12,384,527.30-17,091,072.45-6,877,989.35

Finding the Fourth Proportional to 12,384,527.30, 17,091,072.45 and 6,877,989.35

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Solution

The fourth proportional to 12,384,527.30, 17,091,072.45 and 6,877,989.35 is: 9,491,861.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,527.30 : 17,091,072.45 = 6,877,989.35 : x
  2. Step 2: Convert to fraction form
    12,384,527.30/17,091,072.45 = 6,877,989.35/x
  3. Step 3: Cross multiply
    12,384,527.30x = 17,091,072.45 × 6,877,989.35
  4. Step 4: Simplify right side
    12,384,527.30x = 117,552,214,205,723.03
  5. Step 5: Solve for x
    x = 117,552,214,205,723.03/12,384,527.30
  6. Step 6: Final answer
    x = 9,491,861.21

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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.