Home / 5,745,977.78-7,929,806.38-3,167,653.82

Finding the Fourth Proportional to 5,745,977.78, 7,929,806.38 and 3,167,653.82

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Solution

The fourth proportional to 5,745,977.78, 7,929,806.38 and 3,167,653.82 is: 4,371,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,977.78 : 7,929,806.38 = 3,167,653.82 : x
  2. Step 2: Convert to fraction form
    5,745,977.78/7,929,806.38 = 3,167,653.82/x
  3. Step 3: Cross multiply
    5,745,977.78x = 7,929,806.38 × 3,167,653.82
  4. Step 4: Simplify right side
    5,745,977.78x = 25,118,881,423,899.21
  5. Step 5: Solve for x
    x = 25,118,881,423,899.21/5,745,977.78
  6. Step 6: Final answer
    x = 4,371,559.10

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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.