Home / 17,129,381.55-23,640,041.55-9,395,918.56

Finding the Fourth Proportional to 17,129,381.55, 23,640,041.55 and 9,395,918.56

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Solution

The fourth proportional to 17,129,381.55, 23,640,041.55 and 9,395,918.56 is: 12,967,187.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129,381.55 : 23,640,041.55 = 9,395,918.56 : x
  2. Step 2: Convert to fraction form
    17,129,381.55/23,640,041.55 = 9,395,918.56/x
  3. Step 3: Cross multiply
    17,129,381.55x = 23,640,041.55 × 9,395,918.56
  4. Step 4: Simplify right side
    17,129,381.55x = 222,119,905,158,816.19
  5. Step 5: Solve for x
    x = 222,119,905,158,816.19/17,129,381.55
  6. Step 6: Final answer
    x = 12,967,187.67

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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.