Home / 7,280,604.60-10,927,905.30-3,690,425.40

Finding the Fourth Proportional to 7,280,604.60, 10,927,905.30 and 3,690,425.40

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Solution

The fourth proportional to 7,280,604.60, 10,927,905.30 and 3,690,425.40 is: 5,539,185.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,604.60 : 10,927,905.30 = 3,690,425.40 : x
  2. Step 2: Convert to fraction form
    7,280,604.60/10,927,905.30 = 3,690,425.40/x
  3. Step 3: Cross multiply
    7,280,604.60x = 10,927,905.30 × 3,690,425.40
  4. Step 4: Simplify right side
    7,280,604.60x = 40,328,619,287,914.62
  5. Step 5: Solve for x
    x = 40,328,619,287,914.62/7,280,604.60
  6. Step 6: Final answer
    x = 5,539,185.48

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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.