Home / 13,388,338.08-18,476,296.29-7,586,926.92

Finding the Fourth Proportional to 13,388,338.08, 18,476,296.29 and 7,586,926.92

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Solution

The fourth proportional to 13,388,338.08, 18,476,296.29 and 7,586,926.92 is: 10,470,180.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,388,338.08 : 18,476,296.29 = 7,586,926.92 : x
  2. Step 2: Convert to fraction form
    13,388,338.08/18,476,296.29 = 7,586,926.92/x
  3. Step 3: Cross multiply
    13,388,338.08x = 18,476,296.29 × 7,586,926.92
  4. Step 4: Simplify right side
    13,388,338.08x = 140,178,309,704,497.12
  5. Step 5: Solve for x
    x = 140,178,309,704,497.12/13,388,338.08
  6. Step 6: Final answer
    x = 10,470,180.01

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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.