Home / 9,786,455.48-13,505,600.94-5,919,683.96

Finding the Fourth Proportional to 9,786,455.48, 13,505,600.94 and 5,919,683.96

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Solution

The fourth proportional to 9,786,455.48, 13,505,600.94 and 5,919,683.96 is: 8,169,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786,455.48 : 13,505,600.94 = 5,919,683.96 : x
  2. Step 2: Convert to fraction form
    9,786,455.48/13,505,600.94 = 5,919,683.96/x
  3. Step 3: Cross multiply
    9,786,455.48x = 13,505,600.94 × 5,919,683.96
  4. Step 4: Simplify right side
    9,786,455.48x = 79,948,889,254,678.92
  5. Step 5: Solve for x
    x = 79,948,889,254,678.92/9,786,455.48
  6. Step 6: Final answer
    x = 8,169,340.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.