Home / 11,005,449.80-16,508,174.70-3,432,403.40

Finding the Fourth Proportional to 11,005,449.80, 16,508,174.70 and 3,432,403.40

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Solution

The fourth proportional to 11,005,449.80, 16,508,174.70 and 3,432,403.40 is: 5,148,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,449.80 : 16,508,174.70 = 3,432,403.40 : x
  2. Step 2: Convert to fraction form
    11,005,449.80/16,508,174.70 = 3,432,403.40/x
  3. Step 3: Cross multiply
    11,005,449.80x = 16,508,174.70 × 3,432,403.40
  4. Step 4: Simplify right side
    11,005,449.80x = 56,662,714,968,073.98
  5. Step 5: Solve for x
    x = 56,662,714,968,073.98/11,005,449.80
  6. Step 6: Final answer
    x = 5,148,605.10

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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.