Home / 9,740,231.76-13,441,915.98-5,389,247.28

Finding the Fourth Proportional to 9,740,231.76, 13,441,915.98 and 5,389,247.28

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Solution

The fourth proportional to 9,740,231.76, 13,441,915.98 and 5,389,247.28 is: 7,437,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740,231.76 : 13,441,915.98 = 5,389,247.28 : x
  2. Step 2: Convert to fraction form
    9,740,231.76/13,441,915.98 = 5,389,247.28/x
  3. Step 3: Cross multiply
    9,740,231.76x = 13,441,915.98 × 5,389,247.28
  4. Step 4: Simplify right side
    9,740,231.76x = 72,441,809,133,203.55
  5. Step 5: Solve for x
    x = 72,441,809,133,203.55/9,740,231.76
  6. Step 6: Final answer
    x = 7,437,380.44

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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.