Home / 13,546,237.45-18,693,856.63-7,351,282.82

Finding the Fourth Proportional to 13,546,237.45, 18,693,856.63 and 7,351,282.82

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Solution

The fourth proportional to 13,546,237.45, 18,693,856.63 and 7,351,282.82 is: 10,144,796.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,237.45 : 18,693,856.63 = 7,351,282.82 : x
  2. Step 2: Convert to fraction form
    13,546,237.45/18,693,856.63 = 7,351,282.82/x
  3. Step 3: Cross multiply
    13,546,237.45x = 18,693,856.63 × 7,351,282.82
  4. Step 4: Simplify right side
    13,546,237.45x = 137,423,827,083,662.09
  5. Step 5: Solve for x
    x = 137,423,827,083,662.09/13,546,237.45
  6. Step 6: Final answer
    x = 10,144,796.86

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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.