Home / 6,787,041.60-10,180,033.20-3,945,341.28

Finding the Fourth Proportional to 6,787,041.60, 10,180,033.20 and 3,945,341.28

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Solution

The fourth proportional to 6,787,041.60, 10,180,033.20 and 3,945,341.28 is: 5,917,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,041.60 : 10,180,033.20 = 3,945,341.28 : x
  2. Step 2: Convert to fraction form
    6,787,041.60/10,180,033.20 = 3,945,341.28/x
  3. Step 3: Cross multiply
    6,787,041.60x = 10,180,033.20 × 3,945,341.28
  4. Step 4: Simplify right side
    6,787,041.60x = 40,163,705,215,730.49
  5. Step 5: Solve for x
    x = 40,163,705,215,730.49/6,787,041.60
  6. Step 6: Final answer
    x = 5,917,704.29

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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.