Home / 8,308,295.20-12,462,442.80-3,259,770.40

Finding the Fourth Proportional to 8,308,295.20, 12,462,442.80 and 3,259,770.40

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Solution

The fourth proportional to 8,308,295.20, 12,462,442.80 and 3,259,770.40 is: 4,889,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,295.20 : 12,462,442.80 = 3,259,770.40 : x
  2. Step 2: Convert to fraction form
    8,308,295.20/12,462,442.80 = 3,259,770.40/x
  3. Step 3: Cross multiply
    8,308,295.20x = 12,462,442.80 × 3,259,770.40
  4. Step 4: Simplify right side
    8,308,295.20x = 40,624,702,151,133.12
  5. Step 5: Solve for x
    x = 40,624,702,151,133.12/8,308,295.20
  6. Step 6: Final answer
    x = 4,889,655.60

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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.