Home / 7,800,764.28-10,764,996.15-4,363,005.31

Finding the Fourth Proportional to 7,800,764.28, 10,764,996.15 and 4,363,005.31

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Solution

The fourth proportional to 7,800,764.28, 10,764,996.15 and 4,363,005.31 is: 6,020,914.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,764.28 : 10,764,996.15 = 4,363,005.31 : x
  2. Step 2: Convert to fraction form
    7,800,764.28/10,764,996.15 = 4,363,005.31/x
  3. Step 3: Cross multiply
    7,800,764.28x = 10,764,996.15 × 4,363,005.31
  4. Step 4: Simplify right side
    7,800,764.28x = 46,967,735,310,754.57
  5. Step 5: Solve for x
    x = 46,967,735,310,754.57/7,800,764.28
  6. Step 6: Final answer
    x = 6,020,914.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.