Home / 14,217,391.04-19,619,940.48-7,691,004.40

Finding the Fourth Proportional to 14,217,391.04, 19,619,940.48 and 7,691,004.40

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Solution

The fourth proportional to 14,217,391.04, 19,619,940.48 and 7,691,004.40 is: 10,613,554.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,391.04 : 19,619,940.48 = 7,691,004.40 : x
  2. Step 2: Convert to fraction form
    14,217,391.04/19,619,940.48 = 7,691,004.40/x
  3. Step 3: Cross multiply
    14,217,391.04x = 19,619,940.48 × 7,691,004.40
  4. Step 4: Simplify right side
    14,217,391.04x = 150,897,048,559,418.12
  5. Step 5: Solve for x
    x = 150,897,048,559,418.12/14,217,391.04
  6. Step 6: Final answer
    x = 10,613,554.07

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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.