Home / 21,613,182.38-29,826,427.19-11,823,416.37

Finding the Fourth Proportional to 21,613,182.38, 29,826,427.19 and 11,823,416.37

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Solution

The fourth proportional to 21,613,182.38, 29,826,427.19 and 11,823,416.37 is: 16,316,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,613,182.38 : 29,826,427.19 = 11,823,416.37 : x
  2. Step 2: Convert to fraction form
    21,613,182.38/29,826,427.19 = 11,823,416.37/x
  3. Step 3: Cross multiply
    21,613,182.38x = 29,826,427.19 × 11,823,416.37
  4. Step 4: Simplify right side
    21,613,182.38x = 352,650,267,437,742
  5. Step 5: Solve for x
    x = 352,650,267,437,742/21,613,182.38
  6. Step 6: Final answer
    x = 16,316,443.42

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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.