Home / 13,526,101.82-18,666,247.92-7,331,344.94

Finding the Fourth Proportional to 13,526,101.82, 18,666,247.92 and 7,331,344.94

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Solution

The fourth proportional to 13,526,101.82, 18,666,247.92 and 7,331,344.94 is: 10,117,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526,101.82 : 18,666,247.92 = 7,331,344.94 : x
  2. Step 2: Convert to fraction form
    13,526,101.82/18,666,247.92 = 7,331,344.94/x
  3. Step 3: Cross multiply
    13,526,101.82x = 18,666,247.92 × 7,331,344.94
  4. Step 4: Simplify right side
    13,526,101.82x = 136,848,702,237,077.55
  5. Step 5: Solve for x
    x = 136,848,702,237,077.55/13,526,101.82
  6. Step 6: Final answer
    x = 10,117,379.28

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1.5x scale

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.