Home / 8,232,029.80-12,348,044.70-7,770,135.40

Finding the Fourth Proportional to 8,232,029.80, 12,348,044.70 and 7,770,135.40

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Solution

The fourth proportional to 8,232,029.80, 12,348,044.70 and 7,770,135.40 is: 11,655,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232,029.80 : 12,348,044.70 = 7,770,135.40 : x
  2. Step 2: Convert to fraction form
    8,232,029.80/12,348,044.70 = 7,770,135.40/x
  3. Step 3: Cross multiply
    8,232,029.80x = 12,348,044.70 × 7,770,135.40
  4. Step 4: Simplify right side
    8,232,029.80x = 95,945,979,244,252.38
  5. Step 5: Solve for x
    x = 95,945,979,244,252.38/8,232,029.80
  6. Step 6: Final answer
    x = 11,655,203.10

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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.