Home / 16,853,613.23-25,213,903.59-12,986,135.43

Finding the Fourth Proportional to 16,853,613.23, 25,213,903.59 and 12,986,135.43

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Solution

The fourth proportional to 16,853,613.23, 25,213,903.59 and 12,986,135.43 is: 19,427,950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,853,613.23 : 25,213,903.59 = 12,986,135.43 : x
  2. Step 2: Convert to fraction form
    16,853,613.23/25,213,903.59 = 12,986,135.43/x
  3. Step 3: Cross multiply
    16,853,613.23x = 25,213,903.59 × 12,986,135.43
  4. Step 4: Simplify right side
    16,853,613.23x = 327,431,166,692,849.06
  5. Step 5: Solve for x
    x = 327,431,166,692,849.06/16,853,613.23
  6. Step 6: Final answer
    x = 19,427,950.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.