Home / 7,991,112.15-11,982,941.59-4,151,902.45

Finding the Fourth Proportional to 7,991,112.15, 11,982,941.59 and 4,151,902.45

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Solution

The fourth proportional to 7,991,112.15, 11,982,941.59 and 4,151,902.45 is: 6,225,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,991,112.15 : 11,982,941.59 = 4,151,902.45 : x
  2. Step 2: Convert to fraction form
    7,991,112.15/11,982,941.59 = 4,151,902.45/x
  3. Step 3: Cross multiply
    7,991,112.15x = 11,982,941.59 × 4,151,902.45
  4. Step 4: Simplify right side
    7,991,112.15x = 49,752,004,545,727.90
  5. Step 5: Solve for x
    x = 49,752,004,545,727.90/7,991,112.15
  6. Step 6: Final answer
    x = 6,225,917.45

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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.