Home / 14,837,676.56-20,521,072.70-13,309,226

Finding the Fourth Proportional to 14,837,676.56, 20,521,072.70 and 13,309,226

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Solution

The fourth proportional to 14,837,676.56, 20,521,072.70 and 13,309,226 is: 18,407,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837,676.56 : 20,521,072.70 = 13,309,226 : x
  2. Step 2: Convert to fraction form
    14,837,676.56/20,521,072.70 = 13,309,226/x
  3. Step 3: Cross multiply
    14,837,676.56x = 20,521,072.70 × 13,309,226
  4. Step 4: Simplify right side
    14,837,676.56x = 273,119,594,326,730.19
  5. Step 5: Solve for x
    x = 273,119,594,326,730.19/14,837,676.56
  6. Step 6: Final answer
    x = 18,407,167.27

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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.