Home / 8,321,803.60-12,482,705.40-3,842,827.60

Finding the Fourth Proportional to 8,321,803.60, 12,482,705.40 and 3,842,827.60

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Solution

The fourth proportional to 8,321,803.60, 12,482,705.40 and 3,842,827.60 is: 5,764,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,803.60 : 12,482,705.40 = 3,842,827.60 : x
  2. Step 2: Convert to fraction form
    8,321,803.60/12,482,705.40 = 3,842,827.60/x
  3. Step 3: Cross multiply
    8,321,803.60x = 12,482,705.40 × 3,842,827.60
  4. Step 4: Simplify right side
    8,321,803.60x = 47,968,884,833,789.04
  5. Step 5: Solve for x
    x = 47,968,884,833,789.04/8,321,803.60
  6. Step 6: Final answer
    x = 5,764,241.40

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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.