Home / 5,519,636.65-7,616,188.78-3,072,184.12

Finding the Fourth Proportional to 5,519,636.65, 7,616,188.78 and 3,072,184.12

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Solution

The fourth proportional to 5,519,636.65, 7,616,188.78 and 3,072,184.12 is: 4,239,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,636.65 : 7,616,188.78 = 3,072,184.12 : x
  2. Step 2: Convert to fraction form
    5,519,636.65/7,616,188.78 = 3,072,184.12/x
  3. Step 3: Cross multiply
    5,519,636.65x = 7,616,188.78 × 3,072,184.12
  4. Step 4: Simplify right side
    5,519,636.65x = 23,398,334,224,838.18
  5. Step 5: Solve for x
    x = 23,398,334,224,838.18/5,519,636.65
  6. Step 6: Final answer
    x = 4,239,107.70

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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.