Home / 13,103,814.04-18,082,467.88-7,223,190.52

Finding the Fourth Proportional to 13,103,814.04, 18,082,467.88 and 7,223,190.52

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Solution

The fourth proportional to 13,103,814.04, 18,082,467.88 and 7,223,190.52 is: 9,967,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,814.04 : 18,082,467.88 = 7,223,190.52 : x
  2. Step 2: Convert to fraction form
    13,103,814.04/18,082,467.88 = 7,223,190.52/x
  3. Step 3: Cross multiply
    13,103,814.04x = 18,082,467.88 × 7,223,190.52
  4. Step 4: Simplify right side
    13,103,814.04x = 130,613,110,569,020.48
  5. Step 5: Solve for x
    x = 130,613,110,569,020.48/13,103,814.04
  6. Step 6: Final answer
    x = 9,967,564.42

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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.