Home / 56,592,822.80-84,889,234.20-20,218,638.80

Finding the Fourth Proportional to 56,592,822.80, 84,889,234.20 and 20,218,638.80

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Solution

The fourth proportional to 56,592,822.80, 84,889,234.20 and 20,218,638.80 is: 30,327,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,592,822.80 : 84,889,234.20 = 20,218,638.80 : x
  2. Step 2: Convert to fraction form
    56,592,822.80/84,889,234.20 = 20,218,638.80/x
  3. Step 3: Cross multiply
    56,592,822.80x = 84,889,234.20 × 20,218,638.80
  4. Step 4: Simplify right side
    56,592,822.80x = 1,716,344,764,298,407
  5. Step 5: Solve for x
    x = 1,716,344,764,298,407/56,592,822.80
  6. Step 6: Final answer
    x = 30,327,958.20

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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.