Home / 13,384,575.14-18,470,668.38-7,584,462.50

Finding the Fourth Proportional to 13,384,575.14, 18,470,668.38 and 7,584,462.50

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Solution

The fourth proportional to 13,384,575.14, 18,470,668.38 and 7,584,462.50 is: 10,466,532.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384,575.14 : 18,470,668.38 = 7,584,462.50 : x
  2. Step 2: Convert to fraction form
    13,384,575.14/18,470,668.38 = 7,584,462.50/x
  3. Step 3: Cross multiply
    13,384,575.14x = 18,470,668.38 × 7,584,462.50
  4. Step 4: Simplify right side
    13,384,575.14x = 140,090,091,678,045.73
  5. Step 5: Solve for x
    x = 140,090,091,678,045.73/13,384,575.14
  6. Step 6: Final answer
    x = 10,466,532.57

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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.