Home / 12,054,023.40-18,081,035.10-7,267,117.80

Finding the Fourth Proportional to 12,054,023.40, 18,081,035.10 and 7,267,117.80

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Solution

The fourth proportional to 12,054,023.40, 18,081,035.10 and 7,267,117.80 is: 10,900,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054,023.40 : 18,081,035.10 = 7,267,117.80 : x
  2. Step 2: Convert to fraction form
    12,054,023.40/18,081,035.10 = 7,267,117.80/x
  3. Step 3: Cross multiply
    12,054,023.40x = 18,081,035.10 × 7,267,117.80
  4. Step 4: Simplify right side
    12,054,023.40x = 131,397,012,017,634.78
  5. Step 5: Solve for x
    x = 131,397,012,017,634.78/12,054,023.40
  6. Step 6: Final answer
    x = 10,900,676.70

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Similar ratio
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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.