Home / 11,005,408.80-16,508,113.20-3,432,362.40

Finding the Fourth Proportional to 11,005,408.80, 16,508,113.20 and 3,432,362.40

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Solution

The fourth proportional to 11,005,408.80, 16,508,113.20 and 3,432,362.40 is: 5,148,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,408.80 : 16,508,113.20 = 3,432,362.40 : x
  2. Step 2: Convert to fraction form
    11,005,408.80/16,508,113.20 = 3,432,362.40/x
  3. Step 3: Cross multiply
    11,005,408.80x = 16,508,113.20 × 3,432,362.40
  4. Step 4: Simplify right side
    11,005,408.80x = 56,661,827,042,623.68
  5. Step 5: Solve for x
    x = 56,661,827,042,623.68/11,005,408.80
  6. Step 6: Final answer
    x = 5,148,543.60

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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.