Home / 13,604,126.31-18,775,020.38-10,160,388.63

Finding the Fourth Proportional to 13,604,126.31, 18,775,020.38 and 10,160,388.63

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Solution

The fourth proportional to 13,604,126.31, 18,775,020.38 and 10,160,388.63 is: 14,022,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,126.31 : 18,775,020.38 = 10,160,388.63 : x
  2. Step 2: Convert to fraction form
    13,604,126.31/18,775,020.38 = 10,160,388.63/x
  3. Step 3: Cross multiply
    13,604,126.31x = 18,775,020.38 × 10,160,388.63
  4. Step 4: Simplify right side
    13,604,126.31x = 190,761,503,546,168.34
  5. Step 5: Solve for x
    x = 190,761,503,546,168.34/13,604,126.31
  6. Step 6: Final answer
    x = 14,022,326.70

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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.