Home / 13,106,937.92-18,095,333.18-11,652,616.40

Finding the Fourth Proportional to 13,106,937.92, 18,095,333.18 and 11,652,616.40

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Solution

The fourth proportional to 13,106,937.92, 18,095,333.18 and 11,652,616.40 is: 16,087,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,937.92 : 18,095,333.18 = 11,652,616.40 : x
  2. Step 2: Convert to fraction form
    13,106,937.92/18,095,333.18 = 11,652,616.40/x
  3. Step 3: Cross multiply
    13,106,937.92x = 18,095,333.18 × 11,652,616.40
  4. Step 4: Simplify right side
    13,106,937.92x = 210,857,976,118,469.09
  5. Step 5: Solve for x
    x = 210,857,976,118,469.09/13,106,937.92
  6. Step 6: Final answer
    x = 16,087,508.58

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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.