Home / 7,979,653.12-11,011,933.92-4,541,894.40

Finding the Fourth Proportional to 7,979,653.12, 11,011,933.92 and 4,541,894.40

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Solution

The fourth proportional to 7,979,653.12, 11,011,933.92 and 4,541,894.40 is: 6,267,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,653.12 : 11,011,933.92 = 4,541,894.40 : x
  2. Step 2: Convert to fraction form
    7,979,653.12/11,011,933.92 = 4,541,894.40/x
  3. Step 3: Cross multiply
    7,979,653.12x = 11,011,933.92 × 4,541,894.40
  4. Step 4: Simplify right side
    7,979,653.12x = 50,015,041,004,418.05
  5. Step 5: Solve for x
    x = 50,015,041,004,418.05/7,979,653.12
  6. Step 6: Final answer
    x = 6,267,821.45

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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.