Home / 13,546,238.45-18,693,858.01-7,351,283.82

Finding the Fourth Proportional to 13,546,238.45, 18,693,858.01 and 7,351,283.82

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Solution

The fourth proportional to 13,546,238.45, 18,693,858.01 and 7,351,283.82 is: 10,144,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,238.45 : 18,693,858.01 = 7,351,283.82 : x
  2. Step 2: Convert to fraction form
    13,546,238.45/18,693,858.01 = 7,351,283.82/x
  3. Step 3: Cross multiply
    13,546,238.45x = 18,693,858.01 × 7,351,283.82
  4. Step 4: Simplify right side
    13,546,238.45x = 137,423,855,922,290.42
  5. Step 5: Solve for x
    x = 137,423,855,922,290.42/13,546,238.45
  6. Step 6: Final answer
    x = 10,144,798.24

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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.