Home / 7,751,307.65-11,619,145.49-4,874,730.21

Finding the Fourth Proportional to 7,751,307.65, 11,619,145.49 and 4,874,730.21

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Solution

The fourth proportional to 7,751,307.65, 11,619,145.49 and 4,874,730.21 is: 7,307,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751,307.65 : 11,619,145.49 = 4,874,730.21 : x
  2. Step 2: Convert to fraction form
    7,751,307.65/11,619,145.49 = 4,874,730.21/x
  3. Step 3: Cross multiply
    7,751,307.65x = 11,619,145.49 × 4,874,730.21
  4. Step 4: Simplify right side
    7,751,307.65x = 56,640,199,510,114.60
  5. Step 5: Solve for x
    x = 56,640,199,510,114.60/7,751,307.65
  6. Step 6: Final answer
    x = 7,307,179.91

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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.