Home / 11,679,238.38-16,000,288.86-11,242,582.76

Finding the Fourth Proportional to 11,679,238.38, 16,000,288.86 and 11,242,582.76

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Solution

The fourth proportional to 11,679,238.38, 16,000,288.86 and 11,242,582.76 is: 15,402,080.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679,238.38 : 16,000,288.86 = 11,242,582.76 : x
  2. Step 2: Convert to fraction form
    11,679,238.38/16,000,288.86 = 11,242,582.76/x
  3. Step 3: Cross multiply
    11,679,238.38x = 16,000,288.86 × 11,242,582.76
  4. Step 4: Simplify right side
    11,679,238.38x = 179,884,571,692,456.03
  5. Step 5: Solve for x
    x = 179,884,571,692,456.03/11,679,238.38
  6. Step 6: Final answer
    x = 15,402,080.67

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1.5x scale

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.