Home / 5,173,217.55-7,139,042.16-2,999,021.04

Finding the Fourth Proportional to 5,173,217.55, 7,139,042.16 and 2,999,021.04

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Solution

The fourth proportional to 5,173,217.55, 7,139,042.16 and 2,999,021.04 is: 4,138,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,217.55 : 7,139,042.16 = 2,999,021.04 : x
  2. Step 2: Convert to fraction form
    5,173,217.55/7,139,042.16 = 2,999,021.04/x
  3. Step 3: Cross multiply
    5,173,217.55x = 7,139,042.16 × 2,999,021.04
  4. Step 4: Simplify right side
    5,173,217.55x = 21,410,137,643,287.05
  5. Step 5: Solve for x
    x = 21,410,137,643,287.05/5,173,217.55
  6. Step 6: Final answer
    x = 4,138,650.16

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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.