Home / 13,182,908.10-18,192,558.69-7,302,632.36

Finding the Fourth Proportional to 13,182,908.10, 18,192,558.69 and 7,302,632.36

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Solution

The fourth proportional to 13,182,908.10, 18,192,558.69 and 7,302,632.36 is: 10,077,713.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182,908.10 : 18,192,558.69 = 7,302,632.36 : x
  2. Step 2: Convert to fraction form
    13,182,908.10/18,192,558.69 = 7,302,632.36/x
  3. Step 3: Cross multiply
    13,182,908.10x = 18,192,558.69 × 7,302,632.36
  4. Step 4: Simplify right side
    13,182,908.10x = 132,853,567,709,830.44
  5. Step 5: Solve for x
    x = 132,853,567,709,830.44/13,182,908.10
  6. Step 6: Final answer
    x = 10,077,713.25

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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.