Home / 7,431,343.50-11,148,888.69-2,112,559.50

Finding the Fourth Proportional to 7,431,343.50, 11,148,888.69 and 2,112,559.50

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Solution

The fourth proportional to 7,431,343.50, 11,148,888.69 and 2,112,559.50 is: 3,169,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,343.50 : 11,148,888.69 = 2,112,559.50 : x
  2. Step 2: Convert to fraction form
    7,431,343.50/11,148,888.69 = 2,112,559.50/x
  3. Step 3: Cross multiply
    7,431,343.50x = 11,148,888.69 × 2,112,559.50
  4. Step 4: Simplify right side
    7,431,343.50x = 23,552,690,716,502.05
  5. Step 5: Solve for x
    x = 23,552,690,716,502.05/7,431,343.50
  6. Step 6: Final answer
    x = 3,169,371.83

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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.