Home / 8,670,366.60-13,012,922.70-3,885,419.40

Finding the Fourth Proportional to 8,670,366.60, 13,012,922.70 and 3,885,419.40

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Solution

The fourth proportional to 8,670,366.60, 13,012,922.70 and 3,885,419.40 is: 5,831,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670,366.60 : 13,012,922.70 = 3,885,419.40 : x
  2. Step 2: Convert to fraction form
    8,670,366.60/13,012,922.70 = 3,885,419.40/x
  3. Step 3: Cross multiply
    8,670,366.60x = 13,012,922.70 × 3,885,419.40
  4. Step 4: Simplify right side
    8,670,366.60x = 50,560,662,309,280.38
  5. Step 5: Solve for x
    x = 50,560,662,309,280.38/8,670,366.60
  6. Step 6: Final answer
    x = 5,831,433.05

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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.