Home / 13,546,239.46-18,693,859.40-7,351,284.82

Finding the Fourth Proportional to 13,546,239.46, 18,693,859.40 and 7,351,284.82

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Solution

The fourth proportional to 13,546,239.46, 18,693,859.40 and 7,351,284.82 is: 10,144,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,239.46 : 18,693,859.40 = 7,351,284.82 : x
  2. Step 2: Convert to fraction form
    13,546,239.46/18,693,859.40 = 7,351,284.82/x
  3. Step 3: Cross multiply
    13,546,239.46x = 18,693,859.40 × 7,351,284.82
  4. Step 4: Simplify right side
    13,546,239.46x = 137,423,884,834,434.30
  5. Step 5: Solve for x
    x = 137,423,884,834,434.30/13,546,239.46
  6. Step 6: Final answer
    x = 10,144,799.61

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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.