Home / 7,171,820.01-9,906,804.23-5,731,609.77

Finding the Fourth Proportional to 7,171,820.01, 9,906,804.23 and 5,731,609.77

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Solution

The fourth proportional to 7,171,820.01, 9,906,804.23 and 5,731,609.77 is: 7,917,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,820.01 : 9,906,804.23 = 5,731,609.77 : x
  2. Step 2: Convert to fraction form
    7,171,820.01/9,906,804.23 = 5,731,609.77/x
  3. Step 3: Cross multiply
    7,171,820.01x = 9,906,804.23 × 5,731,609.77
  4. Step 4: Simplify right side
    7,171,820.01x = 56,781,935,885,487.27
  5. Step 5: Solve for x
    x = 56,781,935,885,487.27/7,171,820.01
  6. Step 6: Final answer
    x = 7,917,367.67

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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.