Home / 8,001,406.71-11,989,986.39-5,296,039.83

Finding the Fourth Proportional to 8,001,406.71, 11,989,986.39 and 5,296,039.83

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Solution

The fourth proportional to 8,001,406.71, 11,989,986.39 and 5,296,039.83 is: 7,936,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001,406.71 : 11,989,986.39 = 5,296,039.83 : x
  2. Step 2: Convert to fraction form
    8,001,406.71/11,989,986.39 = 5,296,039.83/x
  3. Step 3: Cross multiply
    8,001,406.71x = 11,989,986.39 × 5,296,039.83
  4. Step 4: Simplify right side
    8,001,406.71x = 63,499,445,482,597.91
  5. Step 5: Solve for x
    x = 63,499,445,482,597.91/8,001,406.71
  6. Step 6: Final answer
    x = 7,936,035.22

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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.