Home / 13,583,958.03-18,745,960.91-7,389,058.23

Finding the Fourth Proportional to 13,583,958.03, 18,745,960.91 and 7,389,058.23

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Solution

The fourth proportional to 13,583,958.03, 18,745,960.91 and 7,389,058.23 is: 10,196,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583,958.03 : 18,745,960.91 = 7,389,058.23 : x
  2. Step 2: Convert to fraction form
    13,583,958.03/18,745,960.91 = 7,389,058.23/x
  3. Step 3: Cross multiply
    13,583,958.03x = 18,745,960.91 × 7,389,058.23
  4. Step 4: Simplify right side
    13,583,958.03x = 138,514,996,704,348.52
  5. Step 5: Solve for x
    x = 138,514,996,704,348.52/13,583,958.03
  6. Step 6: Final answer
    x = 10,196,954.11

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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.