Home / 18,127,731.05-24,968,613.59-13,933,394.47

Finding the Fourth Proportional to 18,127,731.05, 24,968,613.59 and 13,933,394.47

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Solution

The fourth proportional to 18,127,731.05, 24,968,613.59 and 13,933,394.47 is: 19,191,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127,731.05 : 24,968,613.59 = 13,933,394.47 : x
  2. Step 2: Convert to fraction form
    18,127,731.05/24,968,613.59 = 13,933,394.47/x
  3. Step 3: Cross multiply
    18,127,731.05x = 24,968,613.59 × 13,933,394.47
  4. Step 4: Simplify right side
    18,127,731.05x = 347,897,542,391,818.44
  5. Step 5: Solve for x
    x = 347,897,542,391,818.44/18,127,731.05
  6. Step 6: Final answer
    x = 19,191,455.43

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1.5x scale

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.