Home / 8,076,830.70-12,115,246.05-5,809,349.10

Finding the Fourth Proportional to 8,076,830.70, 12,115,246.05 and 5,809,349.10

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Solution

The fourth proportional to 8,076,830.70, 12,115,246.05 and 5,809,349.10 is: 8,714,023.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,830.70 : 12,115,246.05 = 5,809,349.10 : x
  2. Step 2: Convert to fraction form
    8,076,830.70/12,115,246.05 = 5,809,349.10/x
  3. Step 3: Cross multiply
    8,076,830.70x = 12,115,246.05 × 5,809,349.10
  4. Step 4: Simplify right side
    8,076,830.70x = 70,381,693,736,846.06
  5. Step 5: Solve for x
    x = 70,381,693,736,846.06/8,076,830.70
  6. Step 6: Final answer
    x = 8,714,023.65

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Double scale
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Similar ratio
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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.