Home / 13,376,663.82-18,459,890.55-7,265,092.32

Finding the Fourth Proportional to 13,376,663.82, 18,459,890.55 and 7,265,092.32

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Solution

The fourth proportional to 13,376,663.82, 18,459,890.55 and 7,265,092.32 is: 10,025,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,663.82 : 18,459,890.55 = 7,265,092.32 : x
  2. Step 2: Convert to fraction form
    13,376,663.82/18,459,890.55 = 7,265,092.32/x
  3. Step 3: Cross multiply
    13,376,663.82x = 18,459,890.55 × 7,265,092.32
  4. Step 4: Simplify right side
    13,376,663.82x = 134,112,809,062,845.59
  5. Step 5: Solve for x
    x = 134,112,809,062,845.59/13,376,663.82
  6. Step 6: Final answer
    x = 10,025,878.71

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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.