Home / 13,889,730.60-20,818,007.10-5,802,690.60

Finding the Fourth Proportional to 13,889,730.60, 20,818,007.10 and 5,802,690.60

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Solution

The fourth proportional to 13,889,730.60, 20,818,007.10 and 5,802,690.60 is: 8,697,105.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,889,730.60 : 20,818,007.10 = 5,802,690.60 : x
  2. Step 2: Convert to fraction form
    13,889,730.60/20,818,007.10 = 5,802,690.60/x
  3. Step 3: Cross multiply
    13,889,730.60x = 20,818,007.10 × 5,802,690.60
  4. Step 4: Simplify right side
    13,889,730.60x = 120,800,454,109,903.27
  5. Step 5: Solve for x
    x = 120,800,454,109,903.27/13,889,730.60
  6. Step 6: Final answer
    x = 8,697,105.62

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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.