Home / 18,541,679.40-27,824,328.90-10,865,309.40

Finding the Fourth Proportional to 18,541,679.40, 27,824,328.90 and 10,865,309.40

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Solution

The fourth proportional to 18,541,679.40, 27,824,328.90 and 10,865,309.40 is: 16,304,884.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541,679.40 : 27,824,328.90 = 10,865,309.40 : x
  2. Step 2: Convert to fraction form
    18,541,679.40/27,824,328.90 = 10,865,309.40/x
  3. Step 3: Cross multiply
    18,541,679.40x = 27,824,328.90 × 10,865,309.40
  4. Step 4: Simplify right side
    18,541,679.40x = 302,319,942,345,861.62
  5. Step 5: Solve for x
    x = 302,319,942,345,861.62/18,541,679.40
  6. Step 6: Final answer
    x = 16,304,884.57

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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.