Home / 13,500,942.93-18,631,159.29-7,305,854.04

Finding the Fourth Proportional to 13,500,942.93, 18,631,159.29 and 7,305,854.04

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Solution

The fourth proportional to 13,500,942.93, 18,631,159.29 and 7,305,854.04 is: 10,082,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,942.93 : 18,631,159.29 = 7,305,854.04 : x
  2. Step 2: Convert to fraction form
    13,500,942.93/18,631,159.29 = 7,305,854.04/x
  3. Step 3: Cross multiply
    13,500,942.93x = 18,631,159.29 × 7,305,854.04
  4. Step 4: Simplify right side
    13,500,942.93x = 136,116,530,368,730.03
  5. Step 5: Solve for x
    x = 136,116,530,368,730.03/13,500,942.93
  6. Step 6: Final answer
    x = 10,082,001.76

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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.