Home / 56,572,944.48-84,865,676.40-20,189,818.08

Finding the Fourth Proportional to 56,572,944.48, 84,865,676.40 and 20,189,818.08

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Solution

The fourth proportional to 56,572,944.48, 84,865,676.40 and 20,189,818.08 is: 30,286,961.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,572,944.48 : 84,865,676.40 = 20,189,818.08 : x
  2. Step 2: Convert to fraction form
    56,572,944.48/84,865,676.40 = 20,189,818.08/x
  3. Step 3: Cross multiply
    56,572,944.48x = 84,865,676.40 × 20,189,818.08
  4. Step 4: Simplify right side
    56,572,944.48x = 1,713,422,567,752,149.25
  5. Step 5: Solve for x
    x = 1,713,422,567,752,149.25/56,572,944.48
  6. Step 6: Final answer
    x = 30,286,961.08

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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.