Home / 7,261,709.40-10,892,564.10-6,127,968.60

Finding the Fourth Proportional to 7,261,709.40, 10,892,564.10 and 6,127,968.60

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Solution

The fourth proportional to 7,261,709.40, 10,892,564.10 and 6,127,968.60 is: 9,191,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,709.40 : 10,892,564.10 = 6,127,968.60 : x
  2. Step 2: Convert to fraction form
    7,261,709.40/10,892,564.10 = 6,127,968.60/x
  3. Step 3: Cross multiply
    7,261,709.40x = 10,892,564.10 × 6,127,968.60
  4. Step 4: Simplify right side
    7,261,709.40x = 66,749,290,778,287.25
  5. Step 5: Solve for x
    x = 66,749,290,778,287.25/7,261,709.40
  6. Step 6: Final answer
    x = 9,191,952.90

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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.