Home / 7,086,388.25-9,779,217.81-4,146,770.36

Finding the Fourth Proportional to 7,086,388.25, 9,779,217.81 and 4,146,770.36

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Solution

The fourth proportional to 7,086,388.25, 9,779,217.81 and 4,146,770.36 is: 5,722,544.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086,388.25 : 9,779,217.81 = 4,146,770.36 : x
  2. Step 2: Convert to fraction form
    7,086,388.25/9,779,217.81 = 4,146,770.36/x
  3. Step 3: Cross multiply
    7,086,388.25x = 9,779,217.81 × 4,146,770.36
  4. Step 4: Simplify right side
    7,086,388.25x = 40,552,170,558,492.11
  5. Step 5: Solve for x
    x = 40,552,170,558,492.11/7,086,388.25
  6. Step 6: Final answer
    x = 5,722,544.28

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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.