Home / 9,351,166.40-14,025,712.80-7,665,329.60

Finding the Fourth Proportional to 9,351,166.40, 14,025,712.80 and 7,665,329.60

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Solution

The fourth proportional to 9,351,166.40, 14,025,712.80 and 7,665,329.60 is: 11,497,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351,166.40 : 14,025,712.80 = 7,665,329.60 : x
  2. Step 2: Convert to fraction form
    9,351,166.40/14,025,712.80 = 7,665,329.60/x
  3. Step 3: Cross multiply
    9,351,166.40x = 14,025,712.80 × 7,665,329.60
  4. Step 4: Simplify right side
    9,351,166.40x = 107,511,711,486,938.88
  5. Step 5: Solve for x
    x = 107,511,711,486,938.88/9,351,166.40
  6. Step 6: Final answer
    x = 11,497,144.52

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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.