Home / 13,488,741.64-18,613,338.36-7,608,051.73

Finding the Fourth Proportional to 13,488,741.64, 18,613,338.36 and 7,608,051.73

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Solution

The fourth proportional to 13,488,741.64, 18,613,338.36 and 7,608,051.73 is: 10,498,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,741.64 : 18,613,338.36 = 7,608,051.73 : x
  2. Step 2: Convert to fraction form
    13,488,741.64/18,613,338.36 = 7,608,051.73/x
  3. Step 3: Cross multiply
    13,488,741.64x = 18,613,338.36 × 7,608,051.73
  4. Step 4: Simplify right side
    13,488,741.64x = 141,611,241,110,873.38
  5. Step 5: Solve for x
    x = 141,611,241,110,873.38/13,488,741.64
  6. Step 6: Final answer
    x = 10,498,476.80

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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.