Home / 31,425,170.83-43,361,739.08-17,671,478.83

Finding the Fourth Proportional to 31,425,170.83, 43,361,739.08 and 17,671,478.83

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Solution

The fourth proportional to 31,425,170.83, 43,361,739.08 and 17,671,478.83 is: 24,383,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,425,170.83 : 43,361,739.08 = 17,671,478.83 : x
  2. Step 2: Convert to fraction form
    31,425,170.83/43,361,739.08 = 17,671,478.83/x
  3. Step 3: Cross multiply
    31,425,170.83x = 43,361,739.08 × 17,671,478.83
  4. Step 4: Simplify right side
    31,425,170.83x = 766,266,053,967,394.88
  5. Step 5: Solve for x
    x = 766,266,053,967,394.88/31,425,170.83
  6. Step 6: Final answer
    x = 24,383,830.98

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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.