Home / 7,728,661.80-11,592,992.70-7,551,514.80

Finding the Fourth Proportional to 7,728,661.80, 11,592,992.70 and 7,551,514.80

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Solution

The fourth proportional to 7,728,661.80, 11,592,992.70 and 7,551,514.80 is: 11,327,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728,661.80 : 11,592,992.70 = 7,551,514.80 : x
  2. Step 2: Convert to fraction form
    7,728,661.80/11,592,992.70 = 7,551,514.80/x
  3. Step 3: Cross multiply
    7,728,661.80x = 11,592,992.70 × 7,551,514.80
  4. Step 4: Simplify right side
    7,728,661.80x = 87,544,655,950,341.95
  5. Step 5: Solve for x
    x = 87,544,655,950,341.95/7,728,661.80
  6. Step 6: Final answer
    x = 11,327,272.20

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Double scale
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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.