Home / 7,811,123.22-11,708,417.82-3,554,280.80

Finding the Fourth Proportional to 7,811,123.22, 11,708,417.82 and 3,554,280.80

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Solution

The fourth proportional to 7,811,123.22, 11,708,417.82 and 3,554,280.80 is: 5,327,659.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,811,123.22 : 11,708,417.82 = 3,554,280.80 : x
  2. Step 2: Convert to fraction form
    7,811,123.22/11,708,417.82 = 3,554,280.80/x
  3. Step 3: Cross multiply
    7,811,123.22x = 11,708,417.82 × 3,554,280.80
  4. Step 4: Simplify right side
    7,811,123.22x = 41,615,004,656,003.85
  5. Step 5: Solve for x
    x = 41,615,004,656,003.85/7,811,123.22
  6. Step 6: Final answer
    x = 5,327,659.48

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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.