Home / 22,779,498.24-31,435,687.08-12,858,469.64

Finding the Fourth Proportional to 22,779,498.24, 31,435,687.08 and 12,858,469.64

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Solution

The fourth proportional to 22,779,498.24, 31,435,687.08 and 12,858,469.64 is: 17,744,676.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,779,498.24 : 31,435,687.08 = 12,858,469.64 : x
  2. Step 2: Convert to fraction form
    22,779,498.24/31,435,687.08 = 12,858,469.64/x
  3. Step 3: Cross multiply
    22,779,498.24x = 31,435,687.08 × 12,858,469.64
  4. Step 4: Simplify right side
    22,779,498.24x = 404,214,827,930,720.25
  5. Step 5: Solve for x
    x = 404,214,827,930,720.25/22,779,498.24
  6. Step 6: Final answer
    x = 17,744,676.54

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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.