Home / 11,142,810.40-16,714,215.60-10,186,216.60

Finding the Fourth Proportional to 11,142,810.40, 16,714,215.60 and 10,186,216.60

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Solution

The fourth proportional to 11,142,810.40, 16,714,215.60 and 10,186,216.60 is: 15,279,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,142,810.40 : 16,714,215.60 = 10,186,216.60 : x
  2. Step 2: Convert to fraction form
    11,142,810.40/16,714,215.60 = 10,186,216.60/x
  3. Step 3: Cross multiply
    11,142,810.40x = 16,714,215.60 × 10,186,216.60
  4. Step 4: Simplify right side
    11,142,810.40x = 170,254,620,400,698.94
  5. Step 5: Solve for x
    x = 170,254,620,400,698.94/11,142,810.40
  6. Step 6: Final answer
    x = 15,279,324.90

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Double scale
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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.