Home / 12,343,009.80-18,514,514.70-3,367,561.80

Finding the Fourth Proportional to 12,343,009.80, 18,514,514.70 and 3,367,561.80

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Solution

The fourth proportional to 12,343,009.80, 18,514,514.70 and 3,367,561.80 is: 5,051,342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,009.80 : 18,514,514.70 = 3,367,561.80 : x
  2. Step 2: Convert to fraction form
    12,343,009.80/18,514,514.70 = 3,367,561.80/x
  3. Step 3: Cross multiply
    12,343,009.80x = 18,514,514.70 × 3,367,561.80
  4. Step 4: Simplify right side
    12,343,009.80x = 62,348,772,449,258.45
  5. Step 5: Solve for x
    x = 62,348,772,449,258.45/12,343,009.80
  6. Step 6: Final answer
    x = 5,051,342.70

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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.