Home / 13,508,979.29-20,238,043.23-6,677,555.93

Finding the Fourth Proportional to 13,508,979.29, 20,238,043.23 and 6,677,555.93

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Solution

The fourth proportional to 13,508,979.29, 20,238,043.23 and 6,677,555.93 is: 10,003,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508,979.29 : 20,238,043.23 = 6,677,555.93 : x
  2. Step 2: Convert to fraction form
    13,508,979.29/20,238,043.23 = 6,677,555.93/x
  3. Step 3: Cross multiply
    13,508,979.29x = 20,238,043.23 × 6,677,555.93
  4. Step 4: Simplify right side
    13,508,979.29x = 135,140,665,582,082.84
  5. Step 5: Solve for x
    x = 135,140,665,582,082.84/13,508,979.29
  6. Step 6: Final answer
    x = 10,003,765.84

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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.