Home / 27,192,439.84-40,790,015.12-7,764,547.32

Finding the Fourth Proportional to 27,192,439.84, 40,790,015.12 and 7,764,547.32

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Solution

The fourth proportional to 27,192,439.84, 40,790,015.12 and 7,764,547.32 is: 11,647,207.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,192,439.84 : 40,790,015.12 = 7,764,547.32 : x
  2. Step 2: Convert to fraction form
    27,192,439.84/40,790,015.12 = 7,764,547.32/x
  3. Step 3: Cross multiply
    27,192,439.84x = 40,790,015.12 × 7,764,547.32
  4. Step 4: Simplify right side
    27,192,439.84x = 316,716,002,582,755.50
  5. Step 5: Solve for x
    x = 316,716,002,582,755.50/27,192,439.84
  6. Step 6: Final answer
    x = 11,647,207.99

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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.