Home / 5,000,511.30-7,500,766.95-4,790,559.30

Finding the Fourth Proportional to 5,000,511.30, 7,500,766.95 and 4,790,559.30

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Solution

The fourth proportional to 5,000,511.30, 7,500,766.95 and 4,790,559.30 is: 7,185,838.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000,511.30 : 7,500,766.95 = 4,790,559.30 : x
  2. Step 2: Convert to fraction form
    5,000,511.30/7,500,766.95 = 4,790,559.30/x
  3. Step 3: Cross multiply
    5,000,511.30x = 7,500,766.95 × 4,790,559.30
  4. Step 4: Simplify right side
    5,000,511.30x = 35,932,868,869,455.13
  5. Step 5: Solve for x
    x = 35,932,868,869,455.13/5,000,511.30
  6. Step 6: Final answer
    x = 7,185,838.95

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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.