Home / 7,584,028.80-11,376,043.20-3,319,670.40

Finding the Fourth Proportional to 7,584,028.80, 11,376,043.20 and 3,319,670.40

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Solution

The fourth proportional to 7,584,028.80, 11,376,043.20 and 3,319,670.40 is: 4,979,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584,028.80 : 11,376,043.20 = 3,319,670.40 : x
  2. Step 2: Convert to fraction form
    7,584,028.80/11,376,043.20 = 3,319,670.40/x
  3. Step 3: Cross multiply
    7,584,028.80x = 11,376,043.20 × 3,319,670.40
  4. Step 4: Simplify right side
    7,584,028.80x = 37,764,713,880,161.27
  5. Step 5: Solve for x
    x = 37,764,713,880,161.27/7,584,028.80
  6. Step 6: Final answer
    x = 4,979,505.60

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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.