Home / 5,275,633.12-7,914,693.48-4,200,211.42

Finding the Fourth Proportional to 5,275,633.12, 7,914,693.48 and 4,200,211.42

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Solution

The fourth proportional to 5,275,633.12, 7,914,693.48 and 4,200,211.42 is: 6,301,307.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,633.12 : 7,914,693.48 = 4,200,211.42 : x
  2. Step 2: Convert to fraction form
    5,275,633.12/7,914,693.48 = 4,200,211.42/x
  3. Step 3: Cross multiply
    5,275,633.12x = 7,914,693.48 × 4,200,211.42
  4. Step 4: Simplify right side
    5,275,633.12x = 33,243,385,940,495.54
  5. Step 5: Solve for x
    x = 33,243,385,940,495.54/5,275,633.12
  6. Step 6: Final answer
    x = 6,301,307.39

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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.