Home / 20,158,114.60-27,818,058.18-11,455,604.20

Finding the Fourth Proportional to 20,158,114.60, 27,818,058.18 and 11,455,604.20

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Solution

The fourth proportional to 20,158,114.60, 27,818,058.18 and 11,455,604.20 is: 15,808,654.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,158,114.60 : 27,818,058.18 = 11,455,604.20 : x
  2. Step 2: Convert to fraction form
    20,158,114.60/27,818,058.18 = 11,455,604.20/x
  3. Step 3: Cross multiply
    20,158,114.60x = 27,818,058.18 × 11,455,604.20
  4. Step 4: Simplify right side
    20,158,114.60x = 318,672,664,122,652.31
  5. Step 5: Solve for x
    x = 318,672,664,122,652.31/20,158,114.60
  6. Step 6: Final answer
    x = 15,808,654.25

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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.