Home / 5,434,493.60-8,156,989.20-3,308,729.60

Finding the Fourth Proportional to 5,434,493.60, 8,156,989.20 and 3,308,729.60

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Solution

The fourth proportional to 5,434,493.60, 8,156,989.20 and 3,308,729.60 is: 4,966,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,493.60 : 8,156,989.20 = 3,308,729.60 : x
  2. Step 2: Convert to fraction form
    5,434,493.60/8,156,989.20 = 3,308,729.60/x
  3. Step 3: Cross multiply
    5,434,493.60x = 8,156,989.20 × 3,308,729.60
  4. Step 4: Simplify right side
    5,434,493.60x = 26,989,271,612,920.32
  5. Step 5: Solve for x
    x = 26,989,271,612,920.32/5,434,493.60
  6. Step 6: Final answer
    x = 4,966,290.07

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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.