Home / 13,376,054.80-20,064,082.20-8,067,638.80

Finding the Fourth Proportional to 13,376,054.80, 20,064,082.20 and 8,067,638.80

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Solution

The fourth proportional to 13,376,054.80, 20,064,082.20 and 8,067,638.80 is: 12,101,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,054.80 : 20,064,082.20 = 8,067,638.80 : x
  2. Step 2: Convert to fraction form
    13,376,054.80/20,064,082.20 = 8,067,638.80/x
  3. Step 3: Cross multiply
    13,376,054.80x = 20,064,082.20 × 8,067,638.80
  4. Step 4: Simplify right side
    13,376,054.80x = 161,869,768,043,109.34
  5. Step 5: Solve for x
    x = 161,869,768,043,109.34/13,376,054.80
  6. Step 6: Final answer
    x = 12,101,458.20

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1.5x scale

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.