Home / 9,160,057.60-13,740,086.40-5,377,811.20

Finding the Fourth Proportional to 9,160,057.60, 13,740,086.40 and 5,377,811.20

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Solution

The fourth proportional to 9,160,057.60, 13,740,086.40 and 5,377,811.20 is: 8,066,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160,057.60 : 13,740,086.40 = 5,377,811.20 : x
  2. Step 2: Convert to fraction form
    9,160,057.60/13,740,086.40 = 5,377,811.20/x
  3. Step 3: Cross multiply
    9,160,057.60x = 13,740,086.40 × 5,377,811.20
  4. Step 4: Simplify right side
    9,160,057.60x = 73,891,590,530,887.69
  5. Step 5: Solve for x
    x = 73,891,590,530,887.69/9,160,057.60
  6. Step 6: Final answer
    x = 8,066,716.80

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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.