Home / 11,679,287.36-16,000,356.90-11,242,632.56

Finding the Fourth Proportional to 11,679,287.36, 16,000,356.90 and 11,242,632.56

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Solution

The fourth proportional to 11,679,287.36, 16,000,356.90 and 11,242,632.56 is: 15,402,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679,287.36 : 16,000,356.90 = 11,242,632.56 : x
  2. Step 2: Convert to fraction form
    11,679,287.36/16,000,356.90 = 11,242,632.56/x
  3. Step 3: Cross multiply
    11,679,287.36x = 16,000,356.90 × 11,242,632.56
  4. Step 4: Simplify right side
    11,679,287.36x = 179,886,133,455,560.69
  5. Step 5: Solve for x
    x = 179,886,133,455,560.69/11,679,287.36
  6. Step 6: Final answer
    x = 15,402,149.80

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.