Home / 18,781,325.34-28,174,662.96-5,828,595.09

Finding the Fourth Proportional to 18,781,325.34, 28,174,662.96 and 5,828,595.09

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Solution

The fourth proportional to 18,781,325.34, 28,174,662.96 and 5,828,595.09 is: 8,743,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,781,325.34 : 28,174,662.96 = 5,828,595.09 : x
  2. Step 2: Convert to fraction form
    18,781,325.34/28,174,662.96 = 5,828,595.09/x
  3. Step 3: Cross multiply
    18,781,325.34x = 28,174,662.96 × 5,828,595.09
  4. Step 4: Simplify right side
    18,781,325.34x = 164,218,702,191,060.88
  5. Step 5: Solve for x
    x = 164,218,702,191,060.88/18,781,325.34
  6. Step 6: Final answer
    x = 8,743,722.78

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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.